Density — Paper 1 · IGCSE Physics 0625

6 The masses of a measuring cylinder before and after pouring some liquid into it are shown in the diagram. cm3 cm3 200 200 100 100 liquid mass = 80 g mass = 180 g What is the density of the liquid? 100 g / cm3 100 g / cm3 180 g / cm3 180 g / cm3 A B C D 120 140 120 140

1 marks

Answer: B

This question in 0625/11 May/June 2005

6 The same mass of four different liquids is placed in some measuring cylinders. Which measuring cylinder contains the liquid with the greatest density? A B C D cm3 cm3 cm3 cm3 25 25 10 10 20 20 8 8 15 15 6 6 10 10 4 4 2 2 5 5

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2005

6 A person measures the length, width, height and mass of a rectangular metal block. Which of these measurements are needed in order to calculate the density of the metal? A mass only B height and mass only C length, width and height only D length, width, height and mass

1 marks

Answer: D

This question in 0625/11 May/June 2006

6 Which of the following is a unit of density? A cm3 / g B g / cm2 C g / cm3 D kg / m2

1 marks

Answer: C

This question in 0625/11 May/June 2007

7 Each of the solids shown in the diagram has the same mass. Which solid has the greatest density? A B C D 2 cm 1 cm 2 cm 1 cm 2 cm 2 cm 2 cm 2 cm 1 cm 1 cm 1 cm 1 cm

1 marks

Answer: B

This question in 0625/11 May/June 2007

12 A pressure is measured using a manometer as shown in the diagram. pressure to be measured h water The water in the manometer is replaced with a liquid which is more dense. How does the value of h change? A It becomes zero. B It decreases, but not to zero. C It stays the same. D It increases.

1 marks

Answer: B

This question in 0625/11 May/June 2007

18 The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it. cooling unit What happens to the density of this air as it cools and how does it move? density of the air movement of the air A decreases moves down B decreases stays where it is C increases moves down D increases stays where it is

1 marks

Answer: C

This question in 0625/11 May/June 2007

6 A student is trying to find the density of water and of a large, regularly-shaped solid. Which apparatus is needed to find the density of both? A balance, clock, ruler B balance, measuring cylinder, ruler C balance, measuring cylinder, string D clock, ruler, string

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2007

7 A metal drum has a mass of 200 kg when empty and 1000 kg when filled with 1.0 m3 of methylated spirit. What is the density of methylated spirit? A 0.0050 kg / m3 B 0.11 kg / m3 C 800 kg / m3 D 1000 kg / m3

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2007

6 The diagram shows a rectangular metal block measuring 10 cm × 5.0 cm × 2.0 cm. 10 cm 5.0 cm 2.0 cm Its mass is 250 g. What is the density of the metal? A 0.20 g / cm3 B 0.40 g / cm3 C 2.5 g / cm3 D 5.0 g / cm3

1 marks

Answer: C

This question in 0625/11 May/June 2008

7 The diagram shows an experiment to find the density of a liquid. cm3 cm3 50 50 measuring 40 40 cylinder 30 30 liquid 20 20 10 balance 10 200 g 250 g What is the density of the liquid? A 0.5 g / cm3 B 2.0 g / cm3 C 8.0 g / cm3 D 10.0 g / cm3

1 marks

Answer: B

This question in 0625/11 May/June 2008

6 A student needs to find the density of a cubic block of wood. Which two pieces of apparatus should she use? A balance and metre rule B balance and thermometer C measuring cylinder and metre rule D measuring cylinder and thermometer

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2008

7 Two identical measuring cylinders containing different liquids are placed on a simple balance. They balance as shown. liquid X volume = 200 cm3 liquid Y volume = 100 cm3 How does the density of X compare with the density of Y? A density of X = 2 1 × density of Y B density of X = density of Y C density of X = 2 × density of Y D density of X = 4 × density of Y

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2008

6 Which items of apparatus are required to determine the density of a liquid? A balance and measuring cylinder B balance and thermometer C metre rule and measuring cylinder D metre rule and thermometer

1 marks

Answer: A

This question in 0625/11 May/June 2009

12 A student fills two containers with water (density 1.0 g / cm3) and two with oil (density 0.8 g / cm3), as shown in the diagrams. In which container is the pressure on the base the greatest? A B C D water oil water oil

1 marks

Answer: A

This question in 0625/11 May/June 2009

14 A piston traps a certain mass of gas inside a cylinder. Initially the piston is halfway along the length of the cylinder. The piston is now moved towards the open end of the cylinder. The temperature of the gas remains constant. initial position final position How are the density and the pressure of the gas affected by moving the piston? density pressure A decreases decreases B decreases unchanged C increases decreases D increases unchanged

1 marks

Answer: A

This question in 0625/11 May/June 2009

18 The diagram shows a fire. Why does the smoke rise above the fire? A Smoke evaporates more quickly at higher temperatures. B Smoke molecules diffuse more quickly at higher temperatures. C The density of the air is lower at higher temperatures. D The pressure of the air is greater at higher temperatures.

1 marks

Answer: C

This question in 0625/11 May/June 2009

6 The diagrams show a rectangular box with inside measurements of 5 cm × 6 cm × 4 cm. liquid 4 cm 6 cm 5 cm mass = 40 g total mass = 220 g The box has a mass of 40 g when empty. When filled with a liquid, it has a total mass of 220 g. What is the density of the liquid? A 220 g / cm3 (5 × 6 × 4 ) ( 220 − 40 ) g / cm3 B (5 × 6 × 4 ) (5 × 6 × 4 ) g / cm3 C 220 (5 × 6 × 4) D g / cm3 (220 − 40)

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2009

12 The diagrams show two swimming pools. One contains fresh water and the other contains salt water. Salt water is more dense than fresh water. At which labelled point is the pressure the greatest? water surface water surface A C B D fresh water (less dense) salt water (more dense)

1 marks

Answer: D

This question in 0625/11 Oct/Nov 2009

5 The diagrams show a rectangular box with inside measurements of 5 cm × 6 cm × 4 cm. liquid 4 cm 6 cm 5 cm mass = 40 g total mass = 220 g The box has a mass of 40 g when empty. When filled with a liquid, it has a total mass of 220 g. What is the density of the liquid? A 220 g / cm3 (5 × 6 × 4 ) ( 220 − 40 ) g / cm3 B (5 × 6 × 4 ) (5 × 6 × 4 ) g / cm3 C 220 (5 × 6 × 4) D g / cm3 (220 − 40)

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2009

11 The diagrams show two swimming pools. One contains fresh water and the other contains salt water. Salt water is more dense than fresh water. At which labelled point is the pressure the greatest? water surface water surface A C B D fresh water (less dense) salt water (more dense)

1 marks

Answer: D

This question in 0625/12 Oct/Nov 2009

7 The diagram shows a rectangular block of density 2 g / cm3. 3 cm 2 cm 2 cm What is the mass of the block? A 2 g B 6 g C 14 g D 24 g

1 marks

Answer: D

This question in 0625/11 May/June 2010

4 The diagram shows a rectangular block of density 2 g / cm3. 3 cm 2 cm 2 cm What is the mass of the block? A 2 g B 6 g C 14 g D 24 g

1 marks

Answer: D

This question in 0625/12 May/June 2010

8 Two blocks of metal X and Y hang from spring balances as shown in the diagram. N 0 N 0 1 1 2 2 3 3 4 4 5 5 X Y What does the diagram show about X and Y? A They have the same mass and the same volume but different weights. B They have the same mass and the same weight but different volumes. C They have the same mass, the same volume and the same weight. D They have the same weight and the same volume but different masses.

1 marks

Answer: B

This question in 0625/12 May/June 2010

7 A student is trying to find the density of water and of a large, regularly shaped concrete block. Which apparatus is needed to find the density of both the water and the concrete block? A balance, clock, measuring cylinder B balance, clock, ruler C balance, measuring cylinder, ruler D clock, measuring cylinder, ruler

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2010

13 Liquid X has a density of 1010 kg / m3. Liquid Y has a density of 950 kg / m3. The liquids are poured into tubes as shown. Which tube has the greatest pressure on its base? A B C D liquid X liquid Y liquid X liquid Y

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2010

3 A student is trying to find the density of water and of a large, regularly shaped concrete block. Which apparatus is needed to find the density of both the water and the concrete block? A balance, clock, measuring cylinder B balance, clock, ruler C balance, measuring cylinder, ruler D clock, measuring cylinder, ruler

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2010

12 Liquid X has a density of 1010 kg / m3. Liquid Y has a density of 950 kg / m3. The liquids are poured into tubes as shown. Which tube has the greatest pressure on its base? A B C D liquid X liquid Y liquid X liquid Y

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2010

1 A student is trying to find the density of water and of a large, regularly shaped concrete block. Which apparatus is needed to find the density of both the water and the concrete block? A balance, clock, measuring cylinder B balance, clock, ruler C balance, measuring cylinder, ruler D clock, measuring cylinder, ruler

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2010

2 Liquid X has a density of 1010 kg / m3. Liquid Y has a density of 950 kg / m3. The liquids are poured into tubes as shown. Which tube has the greatest pressure on its base? A B C D liquid X liquid Y liquid X liquid Y

1 marks

Answer: A

This question in 0625/13 Oct/Nov 2010

6 A cube of side 2.0 cm is placed on a balance. 2.0 cm balance 7.2 g What is the density of the cube? A 0.90 g / cm3 B 1.2 g / cm3 C 1.8 g / cm3 D 3.6 g / cm3

1 marks

Answer: A

This question in 0625/11 May/June 2011

7 A cube of side 2.0 cm is placed on a balance. 2.0 cm balance 7.2 g What is the density of the cube? A 0.90 g / cm3 B 1.2 g / cm3 C 1.8 g / cm3 D 3.6 g / cm3

1 marks

Answer: A

This question in 0625/12 May/June 2011

7 A cube of side 2.0 cm is placed on a balance. 2.0 cm balance 7.2 g What is the density of the cube? A 0.90 g / cm3 B 1.2 g / cm3 C 1.8 g / cm3 D 3.6 g / cm3

1 marks

Answer: A

This question in 0625/13 May/June 2011

6 A liquid has a density of 0.80 g / cm3. Which could be the volume and mass of this liquid? volume / cm3 mass / g A 2.0 16 B 8.0 10 C 10 8.0 D 16 2.0

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2012

9 A liquid has a density of 0.80 g / cm3. Which could be the volume and mass of this liquid? volume / cm3 mass / g A 2.0 16 B 8.0 10 C 10 8.0 D 16 2.0

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2012

6 A liquid has a density of 0.80 g / cm3. Which could be the volume and mass of this liquid? volume / cm3 mass / g A 2.0 16 B 8.0 10 C 10 8.0 D 16 2.0

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2012

5 A 1 kg sample of aluminium is stored in a laboratory. In a different laboratory, in the same town, there is a 1 kg sample of iron. Which quantity must these two samples always have in common? A the same density B the same temperature C the same volume D the same weight

1 marks

Answer: D

This question in 0625/11 May/June 2013

6 A measuring cylinder has a mass of 120 g when empty. When it contains 50 cm3 of a liquid, the total mass of the measuring cylinder and the liquid is 160 g. What is the density of the liquid? 40 A g / cm3 50 50 B g / cm3 40 120 C g / cm3 50 160 D g / cm3 50

1 marks

Answer: A

This question in 0625/11 May/June 2013

18 The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it. cooling unit What happens to the density of the air as it cools, and how does it move? density of the air movement of the air A decreases moves down B decreases stays at the top C increases moves down D increases stays at the top

1 marks

Answer: C

This question in 0625/11 May/June 2013

6 A measuring cylinder containing liquid is placed on a top-pan balance. The apparatus is left overnight and some of the liquid evaporates. The diagrams show the readings. 252 244 cm3 cm3 251 243 250 242 249 241 liquid liquid 248 240 measuring cylinder g g before liquid after liquid evaporates evaporates What is the density of the liquid? A 0.875 g / cm3 B 1.14 g / cm3 C 1.40 g / cm3 D 1.42 g / cm3

1 marks

Answer: A

This question in 0625/12 May/June 2013

18 The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it. cooling unit What happens to the density of the air as it cools, and how does it move? density of the air movement of the air A decreases moves down B decreases stays at the top C increases moves down D increases stays at the top

1 marks

Answer: C

This question in 0625/12 May/June 2013

5 Two blocks of metal X and Y hang from spring balances, as shown in the diagrams. N N 0 0 1 1 2 2 3 3 4 4 5 5 X Y What does the diagram show about X and Y? A They have the same mass and the same volume but different weights. B They have the same mass and the same weight but different volumes. C They have the same mass, the same volume and the same weight. D They have the same weight and the same volume but different masses.

1 marks

Answer: B

This question in 0625/13 May/June 2013

7 A measuring cylinder has a mass of 120 g when empty. When it contains 50 cm3 of a liquid, the total mass of the measuring cylinder and the liquid is 160 g. What is the density of the liquid? 40 A g / cm3 50 50 B g / cm3 40 120 C g / cm3 50 160 D g / cm3 50

1 marks

Answer: A

This question in 0625/13 May/June 2013

17 The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it. cooling unit What happens to the density of the air as it cools, and how does it move? density of the air movement of the air A decreases moves down B decreases stays at the top C increases moves down D increases stays at the top

1 marks

Answer: C

This question in 0625/13 May/June 2013

6 Four rectangular blocks, P, Q, R and S are shown. Each block is labelled with its size and its mass. P Q 2.0 cm 10 g 2.0 cm 10 g 2.0 cm 2.0 cm 2.0 cm 3.0 cm R S 2.0 cm 20 g 2.0 cm 20 g 2.0 cm 2.0 cm 4.0 cm 2.0 cm Which two blocks have the same density? A P and Q B P and R C Q and R D R and S

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2013

12 The diagrams show four divers at the bottom of four different swimming pools. Two swimming pools contain fresh water and two contain salt water. Fresh water is less dense than salt water. Which diver feels the least pressure from the water? A B C D fresh fresh salt salt water water water water

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2013

4 Four rectangular blocks, P, Q, R and S are shown. Each block is labelled with its size and its mass. P Q 2.0 cm 10 g 2.0 cm 10 g 2.0 cm 2.0 cm 2.0 cm 3.0 cm R S 2.0 cm 20 g 2.0 cm 20 g 2.0 cm 2.0 cm 4.0 cm 2.0 cm Which two blocks have the same density? A P and Q B P and R C Q and R D R and S

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2013

12 The diagrams show four divers at the bottom of four different swimming pools. Two swimming pools contain fresh water and two contain salt water. Fresh water is less dense than salt water. Which diver feels the least pressure from the water? A B C D fresh fresh salt salt water water water water

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2013

6 A student is given four different objects and a metre rule. Each object has a known mass. She is asked to determine the densities of the materials from which the four objects are made. The objects are a copper cylinder, a glass cube, a steel spanner and a stone tile. copper glass steel stone Using only the metre rule, she is able to find the densities of only three of the four materials. Which three materials are these? A copper, glass and steel B copper, glass and stone C copper, steel and stone D glass, steel and stone

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2013

17 A piece of hot metal is held by a clamp in a cold room. The air next to the metal becomes hot. The density of the air changes and the air moves. clamp hot metal Which row shows the density change of the air and the direction in which the air moves? density of air movement of air A decreases downwards B decreases upwards C increases downwards D increases upwards

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2013

5 A liquid has a volume of 100 cm3 and a mass of 85 g. The density of water is 1.0 g / cm3 . How does the density of the liquid compare with the density of water? A Its density is higher than that of water. B Its density is lower than that of water. C Its density is the same as that of water. D It is impossible to say with only this data.

1 marks

Answer: B

This question in 0625/11 May/June 2014

11 A student places four identical beakers on a bench. Two beakers contain salt water of density 1.1 g / cm3 and two beakers contain pure water of density 1.0 g / cm3. Which beaker exerts the greatest pressure on the bench? A B C D 150 cm3 100 cm3 150 cm3 100 cm3 of salt of salt of pure of pure water water water water

1 marks

Answer: A

This question in 0625/11 May/June 2014

5 The table gives the volumes and masses of four objects. Which object has the greatest density? mass / g volume / cm3 A 5.4 2.0 B 13 3.0 C 15 6.0 D 18 5.0

1 marks

Answer: B

This question in 0625/12 May/June 2014

11 A student places four identical beakers on a bench. Two beakers contain salt water of density 1.1 g / cm3 and two beakers contain pure water of density 1.0 g / cm3. Which beaker exerts the greatest pressure on the bench? A B C D 150 cm3 100 cm3 150 cm3 100 cm3 of salt of salt of pure of pure water water water water

1 marks

Answer: A

This question in 0625/12 May/June 2014

17 The diagram shows an air-conditioning unit on the wall of a room. The unit draws in warm air from the room and releases cold air into the room. air-conditioning unit What happens to the cold air and why? cold air why? A falls it is less dense than warm air B falls it is more dense than warm air C rises it is less dense than warm air D rises it is more dense than warm air

1 marks

Answer: B

This question in 0625/12 May/June 2014

6 A liquid has a volume of 100 cm3 and a mass of 85 g. The density of water is 1.0 g / cm3 . How does the density of the liquid compare with the density of water? A Its density is higher than that of water. B Its density is lower than that of water. C Its density is the same as that of water. D It is impossible to say with only this data.

1 marks

Answer: B

This question in 0625/13 May/June 2014

8 A student places four identical beakers on a bench. Two beakers contain salt water of density 1.1 g / cm3 and two beakers contain pure water of density 1.0 g / cm3. Which beaker exerts the greatest pressure on the bench? A B C D 150 cm3 100 cm3 150 cm3 100 cm3 of salt of salt of pure of pure water water water water

1 marks

Answer: A

This question in 0625/13 May/June 2014

6 The diagram shows the dimensions of a rectangular block of metal of mass m. q p r Which expression is used to calculate the density of the metal? A m × p × q B m × p × q × r C m ( p × q ) D m ( p × q × r )

1 marks

Answer: D

This question in 0625/11 Oct/Nov 2014

17 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it comes into contact with the hot kettle? A The density of the air decreases and the air falls. B The density of the air decreases and the air rises. C The density of the air increases and the air falls. D The density of the air increases and the air rises.

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2014

4 The diagram shows the dimensions of a rectangular block of metal of mass m. q p r Which expression is used to calculate the density of the metal? A m × p × q B m × p × q × r C m ( p × q ) D m ( p × q × r )

1 marks

Answer: D

This question in 0625/12 Oct/Nov 2014

6 Diagram 1 shows an empty measuring cylinder on a balance. Diagram 2 shows the same measuring cylinder on the balance, but it now contains a liquid. cm3 cm3 16.0 16.0 14.0 14.0 12.0 12.0 10.0 10.0 8.0 8.0 6.0 6.0 4.0 4.0 2.0 2.0 g g diagram 1 diagram 2 What is the density of the liquid? A 0.2 g / cm3 B 0.5 g / cm3 C 2.0 g / cm3 D 5.0 g / cm3

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2014

4 Two metal blocks P and Q have identical dimensions. They hang on identical spring balances. N N 0 0 1 1 2 2 3 3 4 4 5 5 6 6 P Q What can be deduced about P and Q? A They have different volumes and different weights. B They have different volumes, but equal masses. C They have equal volumes and equal weights. D They have equal volumes, but different masses.

1 marks

Answer: D

This question in 0625/12 Feb/March 2015

5 A person measures the length, width, height and mass of a metal block with rectangular sides. Which of these measurements must be used in order to calculate the density of the metal? A mass only B height and mass only C length, width and height only D length, width, height and mass

1 marks

Answer: D

This question in 0625/12 Feb/March 2015

5 A metal block has the dimensions shown. Its mass is 1000 g. 5 cm 10 cm 2 cm What is the density of the metal?  5 × 10  A   g / cm3  1000 × 2   2 × 5 × 10  B   g / cm3  1000   1000 × 2  C   g / cm3  5 × 10   1000  D   g / cm3  2 × 5 × 10 

1 marks

Answer: D

This question in 0625/11 May/June 2015

5 A metal block has the dimensions shown. Its mass is 1000 g. 5 cm 10 cm 2 cm What is the density of the metal?  5 × 10  A   g / cm3  1000 × 2   2 × 5 × 10  B   g / cm3  1000   1000 × 2  C   g / cm3  5 × 10   1000  D   g / cm3  2 × 5 × 10 

1 marks

Answer: D

This question in 0625/12 May/June 2015

5 A metal block has the dimensions shown. Its mass is 1000 g. 5 cm 10 cm 2 cm What is the density of the metal?  5 × 10  A   g / cm3  1000 × 2   2 × 5 × 10  B   g / cm3  1000   1000 × 2  C   g / cm3  5 × 10   1000  D   g / cm3  2 × 5 × 10 

1 marks

Answer: D

This question in 0625/13 May/June 2015

5 Which substance in the table has the lowest density? substance mass / g volume / cm3 A nylon 1.2 1.0 B cotton 1.5 1.0 C olive oil 1.8 2.0 D water 2.0 2.0

1 marks

Answer: C

This question in 0625/14 May/June 2015

5 A student wishes to determine the density of the solid block shown. Which quantities must be known? A the area of the shaded face and the volume of the block B the area of the shaded face and the weight of the block C the mass of the block and the height of the block D the mass of the block and the volume of the block

1 marks

Answer: D

This question in 0625/11 Oct/Nov 2015

14 A circular metal disc is heated. Which quantity decreases? A its density B its diameter C its thickness D its volume

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2015

5 Two cylinders are made of the same metal. Both cylinders have the same cross-sectional area but one is longer than the other. cylinder 1 cylinder 2 Which quantity is the same for both cylinders? A density B mass C resistance D volume

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2015

14 A circular metal disc is heated. Which quantity decreases? A its density B its diameter C its thickness D its volume

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2015

5 The mass of a piece of metal is 1200 g. A measuring cylinder contains 150 cm3 of water. The piece of metal is put into the measuring cylinder. The water level rises to 250 cm3 and covers the metal. What is the density of the metal? A 3.0 g / cm3 B 4.8 g / cm3 C 8.0 g / cm3 D 12.0 g / cm3

1 marks

Answer: D

This question in 0625/13 Oct/Nov 2015

11 The water in a lake is at 5 °C. A diver measures the pressure of the water at two different depths in the lake. He repeats the measurements on a different day when the water is at 15 °C. The density of the water decreases when its temperature increases. Which combination of depth and temperature produces the greatest water pressure? depth / m temperature / °C A 10 5 B 10 15 C 20 5 D 20 15

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2015

14 A circular metal disc is heated. Which quantity decreases? A its density B its diameter C its thickness D its volume

1 marks

Answer: A

This question in 0625/13 Oct/Nov 2015

17 Which row shows how heating changes the density of air, and the name of the method of energy transfer caused by this density change? density method of energy transfer A decreases conduction B decreases convection C increases conduction D increases convection

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2015

6 The diagram shows a cuboid block made from a metal of density 2.5 g / cm3. 2.0 cm 10 cm 2.0 cm What is the mass of the block? A 8.0 g B 16 g C 50 g D 100 g

1 marks

Answer: D

This question in 0625/12 Feb/March 2016

6 A student wishes to determine the density of an irregularly-shaped stone. First he finds the mass of the stone. Next he lowers the stone into a measuring cylinder containing water. The diagrams show the measuring cylinder before and after the stone is lowered into it. stone reading 2 water reading 1 water stone How should the student calculate the density of the stone? A mass of stone × reading 2 B mass of stone × (reading 2 – reading 1) C mass of stone ÷ reading 2 D mass of stone ÷ (reading 2 – reading 1)

1 marks

Answer: D

This question in 0625/11 May/June 2016

19 A liquid is heated in a beaker. liquid heating The density of the liquid changes as its temperature increases. This causes energy to be transferred throughout the liquid. How does the density change and what is this energy transfer process? energy transfer density process A decreases conduction B decreases convection C increases conduction D increases convection

1 marks

Answer: B

This question in 0625/11 May/June 2016

6 The diagrams show the dimensions and masses of four regular solid objects. The objects are made from different metals. Which metal has the greatest density? A B C D 2.0 cm 1.0 cm 2.0 cm 1.0 cm 2.0 cm 2.0 cm 2.0 cm 2.0 cm 1.0 cm 1.0 cm 1.0 cm 1.0 cm mass = 20 g mass = 6.0 g mass = 14 g mass = 32 g

1 marks

Answer: C

This question in 0625/12 May/June 2016

6 Diagram 1 shows a measuring cylinder containing water. Diagram 2 shows the same measuring cylinder and water after 10 identical solid glass spheres have been added. 100 cm3 100 cm3 90 90 80 80 70 70 60 60 50 50 40 40 30 30 20 20 10 10 diagram 1 diagram 2 The mass of one of the spheres is 10 g. What is the density of the glass from which the spheres are made? A 0.25 g / cm3 B 0.40 g / cm3 C 2.5 g / cm3 D 4.0 g / cm3

1 marks

Answer: C

This question in 0625/13 May/June 2016

5 The diagrams show an empty rectangular box, and the same box filled with liquid. The box has a mass of 60 g when empty. When filled with liquid, the total mass of the box and the liquid is 300 g. empty box box filled with liquid 60 g 300 g The density of the liquid is 1.2 g / cm3. What is the volume of the liquid in the box? A 50 cm3 B 200 cm3 C 250 cm3 D 300 cm3

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2016

5 A student uses a measuring cylinder and a balance to find the density of oil. The diagram shows the arrangement used. empty measuring measuring cylinder containing cylinder volume V of oil oil m1 m2 g g Which calculation gives the density of the oil? ( 2 − ) V V m2 m m A B ( ) C D 1 m m − m V V 2 2 1

1 marks

Answer: D

This question in 0625/12 Oct/Nov 2016

5 The diagrams show an empty container, and the same container filled with liquid. The empty container has a mass of 120 g. When filled with the liquid, the total mass of the container and the liquid is 600 g. empty container container filled with liquid 120 g 600 g The volume of liquid in the container is 600 cm3. What is the density of the liquid? A 0.020 g / cm3 B 0.80 g / cm3 C 1.0 g / cm3 D 1.2 g / cm3

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2016

6 The block of metal shown has a mass of 240 g. 4.0 cm 3.0 cm 5.0 cm What is the density of the metal? A 0.25 g / cm3 B 4.0 g / cm3 C 16 g / cm3 D 14 400 g / cm3

1 marks

Answer: B

This question in 0625/12 Feb/March 2017

6 A measuring cylinder containing only water is placed on an electronic balance. A small, irregularly shaped stone is now completely immersed in the water. The diagrams show the equipment before and after the stone is immersed. measuring cm3 cm3 cylinder 100 100 90 90 80 80 70 70 60 60 50 50 40 40 stone water 30 30 20 20 10 10 balance g g before the stone after the stone is immersed is immersed What is the density of the material of the stone? A 1.7 g / cm3 B 3.3 g / cm3 C 4.5 g / cm3 D 8.7 g / cm3

1 marks

Answer: C

This question in 0625/11 May/June 2017

12 Two identical fish tanks are filled to the same level with water. One tank contains fresh water. The other tank contains sea-water. Sea-water is more dense than fresh water. Which fish experiences the greatest pressure? A B C D fresh water sea-water

1 marks

Answer: D

This question in 0625/11 May/June 2017

6 The masses of a measuring cylinder before and after pouring some liquid into it are shown in the diagram. cm3 cm3 200 200 100 100 liquid mass = 80 g mass = 180 g What is the density of the liquid? 100 g / cm3 100 g / cm3 180 g / cm3 180 g / cm3 A B C D 120 140 120 140

1 marks

Answer: B

This question in 0625/12 May/June 2017

6 A steel ball bearing has a mass of 24 g and a density of 8.0 g / cm3. It is lowered into a measuring cylinder containing 12 cm3 of water. What is the new water level in the cylinder? A 3.0 cm3 B 4.0 cm3 C 15 cm3 D 16 cm3

1 marks

Answer: C

This question in 0625/13 May/June 2017

6 What is needed to determine the density of a regularly shaped block? A a balance and a beaker B a balance and a ruler C a measuring cylinder and a beaker D a measuring cylinder and a ruler

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2017

6 What is needed to determine the density of a regularly shaped block? A a balance and a beaker B a balance and a ruler C a measuring cylinder and a beaker D a measuring cylinder and a ruler

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2017

20 Why does a balloon filled with hot air rise? A Cold air is less dense than hot air. B Cold air is more dense than hot air. C Heat rises. D The density of the balloon is greater than the density of the surrounding gas.

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2017

6 What is needed to determine the density of a regularly shaped block? A a balance and a beaker B a balance and a ruler C a measuring cylinder and a beaker D a measuring cylinder and a ruler

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2017

13 A polystyrene cube of mass 5.0 kg is placed on a horizontal surface. The pressure due to the cube is 89 N / m2. What is the length of the sides of the cube? A 0.56 m B 0.75 m C 1.3 m D 1.8 m

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2017

18 Why is the heating coil of a domestic immersion heater placed at the bottom of the tank? A Cold water is less dense than hot water and therefore sinks. B Cold water is more dense than hot water and therefore rises. C Hot water is less dense than cold water and therefore rises. D Hot water is more dense than cold water and therefore sinks.

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2017

6 Three liquids P, Q and R have different densities and do not mix. The liquids are placed in a measuring cylinder and allowed to settle. A small block is then dropped into the measuring cylinder and comes to rest, as shown. R Q block P Which statement about the density of the block is correct? A It is equal to the density of Q. B It is greater than the density of P. C It is greater than the density of R. D It is less than the density of Q.

1 marks

Answer: C

This question in 0625/11 May/June 2018

7 The diagram shows some liquid in a measuring cylinder. The mass of the liquid is 16 g. 25 cm3 20 15 10 5 What is the density of the liquid? A 0.80 g / cm 3 B 1.25 g / cm 3 C 36 g / cm 3 D 320 g / cm 3

1 marks

Answer: A

This question in 0625/11 May/June 2018

13 Four identical beakers are filled with equal volumes of liquids P or Q, as shown. Liquid P is more dense than liquid Q. At which point is the pressure the least? liquid P B liquid Q D A C

1 marks

Answer: D

This question in 0625/11 May/June 2018

21 A liquid is heated and it expands. How does this lead to the formation of a convection current? A The density of the heated liquid decreases. B The density of the heated liquid increases. C The mass of the heated liquid molecules decreases. D The mass of the heated liquid molecules increases.

1 marks

Answer: A

This question in 0625/11 May/June 2018

5 Two objects P and Q are placed in a beaker containing a liquid. Object P floats in the liquid and object Q sinks. Which row for the densities of object P, object Q and the liquid is possible? density of object P density of object Q density of liquid g / cm 3 g / cm 3 g / cm 3 A 1.2 0.6 0.8 B 1.2 1.4 1.0 C 11.3 8.9 13.6 D 11.3 19.3 13.6

1 marks

Answer: D

This question in 0625/12 May/June 2018

6 The diagram shows some liquid in a measuring cylinder. The mass of the liquid is 16 g. 25 cm3 20 15 10 5 What is the density of the liquid? A 0.80 g / cm 3 B 1.25 g / cm 3 C 36 g / cm 3 D 320 g / cm 3

1 marks

Answer: A

This question in 0625/12 May/June 2018

11 The diagram shows some liquid in a measuring cylinder. The mass of the liquid is 16 g. 25 cm3 20 15 10 5 What is the density of the liquid? A 0.80 g / cm 3 B 1.25 g / cm 3 C 36 g / cm 3 D 320 g / cm 3

1 marks

Answer: A

This question in 0625/13 May/June 2018

6 A liquid has a volume of 0.040 m3 and a mass of 30 000 g. What is the density of the liquid? A 0.075 kg / m3 B 7.5 kg / m3 C 750 kg / m3 D 7500 kg / m3

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2018

6 The diagram shows four blocks of different metals. Each block has a mass of 12 g. Which metal has the largest density? A B 1 cm 1 cm 2 cm 1 cm 2 cm 2 cm C D 1 cm 1 cm 2 cm 1 cm 3 cm 3 cm

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2018

6 A student carries out experiments to find the mass and the volume of four samples of rock. The graph shows the results. sample P sample Q 200 mass / g sample R sample S 100 0 0 50 100 volume / cm3 Which pair are samples of the same type of rock? A P and Q B P and S C R and Q D Q and S

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2018

5 The mass of a full bottle of cooking oil is 1.30 kg. When exactly half of the oil has been used, the mass of the bottle plus the remaining oil is 0.90 kg. 1.30kg 0.90kg What is the mass of the empty bottle? A 0.40 kg B 0.50 kg C 0.65 kg D 0.80 kg

1 marks

Answer: B

This question in 0625/12 Feb/March 2019

6 A solid ball has a volume of 4.0 cm3. The density of the ball is 1.6 g / cm3. What is the mass of the ball? A 0.4 g B 2.5 g C 4.0 g D 6.4 g

1 marks

Answer: D

This question in 0625/12 Feb/March 2019

12 The diagram shows a U-tube manometer containing three liquids: mercury, liquid X and liquid Y. Neither liquid X or liquid Y mixes with mercury. liquid X liquid Y mercury Which row compares the pressure exerted by liquid X and by liquid Y on the mercury, and the density of liquid X and the density of liquid Y? pressure exerted by X and densities of by Y on the mercury X and of Y A pressure of X is greater than Y density of X is greater than Y B pressure of Y is greater than X density of Y is greater than X C pressure of X and of Y is the same density of X is greater than Y D pressure of X and of Y is the same density of Y is greater than X

1 marks

Answer: D

This question in 0625/12 Feb/March 2019

19 A beaker of water is heated and thermal energy travels through the water by convection. What happens to the density of the water when it is heated and how does the water move? A The density decreases and the heated water moves downwards. B The density decreases and the heated water moves upwards. C The density increases and the heated water moves downwards. D The density increases and the heated water moves upwards.

1 marks

Answer: B

This question in 0625/12 Feb/March 2019

6 The diagrams show four solid blocks with their dimensions and masses. Which block has the greatest density? A area = 10 cm2 B area = 20 cm2 2.0 cm 2.0 cm mass = 14 g mass = 48 g C area = 10 cm2 D area = 20 cm2 2.0 cm 2.0 cm mass = 54 g mass = 68 g

1 marks

Answer: C

This question in 0625/11 May/June 2019

12 Four identical submarines P, Q, R and S are lowered from one depth to another in water of a constant density. The initial and final depths of each submarine are shown in the diagram. water surface submarine submarine P R 10 m submarine S 30 m submarine Q 50 m 70 m Which row is correct for the difference in pressure from the initial to final depth of each submarine? least change greatest change in pressure in pressure A submarines P and Q submarines R and S B submarines P and Q submarine R only C submarine P only submarines R and S D submarine P only submarine R only

1 marks

Answer: A

This question in 0625/11 May/June 2019

13 The diagram shows a stone suspended on a string under the surface of a liquid. The stone experiences a pressure caused by the liquid. string stone liquid What would increase the pressure on the stone? A decreasing the surface area of the stone B increasing the mass of the stone C lowering the stone deeper into the liquid D using a liquid with a lower density

1 marks

Answer: C

This question in 0625/11 May/June 2019

20 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it comes into contact with the hot kettle? A The density of the air decreases and the air falls. B The density of the air decreases and the air rises. C The density of the air increases and the air falls. D The density of the air increases and the air rises.

1 marks

Answer: B

This question in 0625/11 May/June 2019

1 Diagram 1 shows a measuring cylinder containing water. A metal weight with a cork attached by a thread is held above the water. Diagram 2 shows the apparatus after the weight has been lowered into the water. Diagram 3 shows the apparatus after the weight and the cork have been submerged. cm3 cm3 cm3 50 50 50 cork 40 40 40 thread measuring metal 30 30 30 cylinder weight 20 20 20 10 10 10 diagram 1 diagram 2 diagram 3 What is the volume of the cork? A 20 cm3 B 30 cm3 C 45 cm3 D 70 cm3

1 marks

Answer: A

This question in 0625/12 May/June 2019

6 A metal has a density of 8.0 g / cm3. A solid cube of mass 1.0 kg is made from this metal. How long is each side of the cube? A 0.50 cm B 2.0 cm C 5.0 cm D 42 cm

1 marks

Answer: C

This question in 0625/12 May/June 2019

19 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it comes into contact with the hot kettle? A The density of the air decreases and the air falls. B The density of the air decreases and the air rises. C The density of the air increases and the air falls. D The density of the air increases and the air rises.

1 marks

Answer: B

This question in 0625/12 May/June 2019

6 X, Y and Z are three regularly shaped solid objects. Their dimensions and masses are shown in the diagrams. object X object Y 2 cm 3 cm 5 cm 10 cm 4 cm 6 cm 200 g 200 g electronic object Z balance 1 cm 1 cm 25 cm 50 g Which objects have the same density? A X, Y and Z B X and Y only C X and Z only D Y and Z only

1 marks

Answer: C

This question in 0625/13 May/June 2019

13 The diagram shows a stone suspended on a string under the surface of a liquid. The stone experiences a pressure caused by the liquid. string stone liquid What would increase the pressure on the stone? A decreasing the surface area of the stone B increasing the mass of the stone C lowering the stone deeper into the liquid D using a liquid with a lower density

1 marks

Answer: C

This question in 0625/13 May/June 2019

20 The metal surface of a kettle is hot. What happens to the cool air outside the kettle when it comes into contact with the hot kettle? A The density of the air decreases and the air falls. B The density of the air decreases and the air rises. C The density of the air increases and the air falls. D The density of the air increases and the air rises.

1 marks

Answer: B

This question in 0625/13 May/June 2019

5 The density of air is 1.2 kg / m3. A room has dimensions 5.0 m × 4.0 m × 3.0 m. What is the mass of the air in the room? A 0.02 kg B 0.10 kg C 50 kg D 72 kg

1 marks

Answer: D

This question in 0625/11 Oct/Nov 2019

5 The table gives the mass and the volume of three objects P, Q and R. object mass / g volume / cm3 P 23 36 Q 170 720 R 240 340 Which objects can float in a liquid of density 0.85 g / cm3? A P and Q only B P and R only C Q and R only D P, Q and R

1 marks

Answer: D

This question in 0625/12 Oct/Nov 2019

19 Which method of thermal transfer occurs when the density of some of a liquid decreases and the liquid moves upwards? A conduction B convection C evaporation D radiation

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2019

5 Four hollow glass spheres P, Q, R and S each have a mass of 72 g. Their volumes are given in the table. volume / cm3 P 55 Q 65 R 75 S 85 Which spheres sink in a liquid of density 0.9 g / cm3? A P, Q and R B Q, R and S C R and S only D S only

1 marks

Answer: A

This question in 0625/13 Oct/Nov 2019

19 A beaker contains some cold water. A purple crystal is placed on the bottom of the beaker. The beaker is gently heated beneath the crystal. The crystal dissolves in the water. The colour spreads, as shown in the diagram. gentle heat Three students each make a statement about the experiment. Student 1 says the purple water is less dense than the rest of the water. Student 2 says the purple water is warmer than the rest of the water. Student 3 says all of the water will eventually get heated, even though water is a poor conductor of thermal energy. Which students are correct? A 1 and 2 only B 1 and 3 only C 2 and 3 only D 1, 2 and 3

1 marks

Answer: D

This question in 0625/13 Oct/Nov 2019

6 The mass of a measuring cylinder is 190 g. 400 cm3 of liquid is put into the measuring cylinder. The total mass of the measuring cylinder and the liquid is 560 g. Four solid objects are lowered in turn into the liquid. The densities of the objects are shown. 1 0.40 g / cm3 2 0.90 g / cm3 3 1.2 g / cm3 4 2.7 g / cm3 Which objects will float in the liquid? A 1 only B 1 and 2 only C 1, 2 and 3 D 3 and 4 only

1 marks

Answer: B

This question in 0625/11 May/June 2020

6 Water has a density of 1000 kg / m3. A rectangular swimming pool has an average depth of 1.6 m. The length of the pool is 25 m. The width of the pool is 10 m. What is the mass of the water in the swimming pool? A 2.5 kg B 400 kg C 400 000 kg D 800 000 kg

1 marks

Answer: C

This question in 0625/12 May/June 2020

6 A rectangular gymnasium is 50 m long, 25 m wide and 8.0 m high. The density of air is 1.2 kg / m3. What is the best estimate of the mass of air in the gymnasium? A 0.00012 kg B 100 kg C 8300 kg D 12 000 kg

1 marks

Answer: D

This question in 0625/13 May/June 2020

6 A metal ball is attached to a cork and is lowered into a measuring cylinder, pulling the cork into the water, as shown. cork 80 cm3 ball 56 cm3 48 cm3 water ball and cork ball fully submerged both ball and cork above the water but cork above the water fully submerged The mass of the cork is 4.8 g. What is the density of the cork? A 0.15 g / cm3 B 0.20 g / cm3 C 0.60 g / cm3 D 5.0 g / cm3

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2020

6 A rectangular metal block is 20 cm long. The cross-sectional area of the block is 25 cm2. The mass of the block is 4000 g. What is the density of the metal? A 0.13 g / cm3 B 0.32 g / cm3 C 8.0 g / cm3 D 2000 g / cm3

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2020

19 A scientist measures the air temperature at different heights from the floor in a cave. The results are recorded in the table. height / m temperature / C 0 10 10 11 20 13 30 14 40 16 Why does altering the height affect the temperature of the air? A The molecules in warm air have less energy than the molecules in cool air. B The molecules in cool air are further apart than the molecules in warm air. C Warm air is less dense than cool air. D Cool air rises above warm air.

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2020

6 A student is asked to predict whether a solid floats in a liquid. Which information does the student require? A the density of the liquid and the mass of the solid B the density of the solid and the density of the liquid C the density of the solid and the mass of the liquid D the mass of the solid and the mass of the liquid

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2020

18 The diagram shows the view of a room heated by a radiator. The arrowed line from X to Y is the path of the convection current in the air. ceiling X Y radiator floor Which row about the air temperature and the air density at X and at Y is correct? air temperature air density A higher at X higher at X B higher at X higher at Y C higher at Y higher at Y D higher at Y higher at X

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2020

1 A student has a measuring cylinder containing water and also has a balance. Which of these could she use to find the volume of a small metal sphere? She has no other apparatus. A either the measuring cylinder containing water or the balance B the measuring cylinder containing water only C the balance only D neither the measuring cylinder nor the balance

1 marks

Answer: B

This question in 0625/12 Feb/March 2021

6 A small bottle has a mass of 20 g when empty. The volume of the bottle is 10 cm3. When full of liquid, the total mass is 150 g. What is the density of the liquid? A 0.50 g / cm3 B 2.0 g / cm3 C 13 g / cm3 D 15 g / cm3

1 marks

Answer: C

This question in 0625/12 Feb/March 2021

6 A measuring cylinder contains 40 cm3 of water. A stone of mass 94 g is lowered into the water so that it is fully submerged as shown. cm3 100 90 80 90 70 60 80 50 40 70 30 20 10 What is the density of the stone? A 1.1 g / cm3 B 1.2 g / cm3 C 2.1 g / cm3 D 2.6 g / cm3

1 marks

Answer: D

This question in 0625/12 May/June 2021

19 The table gives some examples of convection and an explanation of why the convection occurs. Which row is correct? example explanation A air conditioner unit The unit is placed in a high position to circulate the cold air rising from the floor level and so keeping the room cold. B convection oven The air in the oven becomes more dense when heated so it falls to the bottom heating the food faster. C hot-air balloon Air inside the balloon becomes less dense which causes the balloon to rise. D land and sea breezes A breeze forms due to the warm air above the land moving down towards the sea.

1 marks

Answer: C

This question in 0625/12 May/June 2021

3 The gravitational field strength on the Moon is smaller than that on the Earth. A scientist examines a rock which has been brought back from the Moon. He measures three quantities. 1 the density of the rock 2 the mass of the rock 3 the weight of the rock Which quantities are the same size on the surface of the Earth and on the surface of the Moon? A 1 and 2 only B 1 and 3 only C 2 and 3 only D 1, 2 and 3

1 marks

Answer: A

This question in 0625/11 Oct/Nov 2021

4 Which substance in the table has the lowest density? substance mass / g volume / cm3 A nylon 1.2 1.0 B cotton 1.5 1.0 C olive oil 1.8 2.0 D water 2.0 2.0

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2021

4 Which substance in the table has the lowest density? substance mass / g volume / cm3 A nylon 1.2 1.0 B cotton 1.5 1.0 C olive oil 1.8 2.0 D water 2.0 2.0

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2021

4 Which substance in the table has the lowest density? substance mass / g volume / cm3 A nylon 1.2 1.0 B cotton 1.5 1.0 C olive oil 1.8 2.0 D water 2.0 2.0

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2021

4 The mass of a full bottle of cooking oil is 1.30 kg. When exactly half of the oil has been used, the mass of the bottle plus the remaining oil is 0.90 kg. 1.30kg 0.90kg What is the mass of the empty bottle? A 0.40 kg B 0.50 kg C 0.65 kg D 0.80 kg

1 marks

Answer: B

This question in 0625/12 Feb/March 2022

5 A student carries out an experiment to find the density of a rock. measuring cylinder liquid rock 200 g balance 264 g Which two quantities does the student need to make to determine the density of the rock? quantity 1 quantity 2 A increase in mass increase in volume of liquid B final mass increase in depth of liquid C increase in mass increase in depth of liquid D final mass increase in volume of liquid

1 marks

Answer: A

This question in 0625/12 Feb/March 2022

1 A lump of modelling clay is moved from a small measuring cylinder to a large measuring cylinder that has twice the diameter. water modelling clay small cylinder large cylinder The reading on the small measuring cylinder goes down by 20 cm3. By how much does the reading on the large cylinder go up? A 10 cm3 B 20 cm3 C 40 cm3 D 80 cm3

1 marks

Answer: B

This question in 0625/11 May/June 2022

5 A measuring cylinder contains 30 cm3 of a liquid. cm3 50 40 30 20 10 balance Some more of the liquid is added until the liquid level reaches the 50 cm3 mark. The reading on the balance increases by 30 g. What is the density of the liquid? A 0.60 g / cm3 B 0.67 g / cm3 C 1.5 g / cm3 D 1.7 g / cm3

1 marks

Answer: C

This question in 0625/11 May/June 2022

1 A lump of modelling clay is moved from a small measuring cylinder to a large measuring cylinder that has twice the diameter. water modelling clay small cylinder large cylinder The reading on the small measuring cylinder goes down by 20 cm3. By how much does the reading on the large cylinder go up? A 10 cm3 B 20 cm3 C 40 cm3 D 80 cm3

1 marks

Answer: B

This question in 0625/12 May/June 2022

5 A measuring cylinder contains 30 cm3 of a liquid. cm3 50 40 30 20 10 balance Some more of the liquid is added until the liquid level reaches the 50 cm3 mark. The reading on the balance increases by 30 g. What is the density of the liquid? A 0.60 g / cm3 B 0.67 g / cm3 C 1.5 g / cm3 D 1.7 g / cm3

1 marks

Answer: C

This question in 0625/12 May/June 2022

5 A measuring cylinder contains 30 cm3 of a liquid. cm3 50 40 30 20 10 balance Some more of the liquid is added until the liquid level reaches the 50 cm3 mark. The reading on the balance increases by 30 g. What is the density of the liquid? A 0.60 g / cm3 B 0.67 g / cm3 C 1.5 g / cm3 D 1.7 g / cm3

1 marks

Answer: C

This question in 0625/13 May/June 2022

4 The diagram shows four pieces of laboratory apparatus. 100 100 90 90 80 80 70 70 60 60 50 50 40 40 30 0.0g 30 20 20 10 10 balance measuring ruler stop-watch cylinder Which pieces of apparatus are used to find the density of a liquid? A balance and stop-watch B balance and measuring cylinder C measuring cylinder and ruler D stop-watch and ruler

1 marks

Answer: B

This question in 0625/12 Oct/Nov 2022

4 The diagram shows four pieces of laboratory apparatus. 100 100 90 90 80 80 70 70 60 60 50 50 40 40 30 0.0g 30 20 20 10 10 balance measuring ruler stop-watch cylinder Which pieces of apparatus are used to find the density of a liquid? A balance and stop-watch B balance and measuring cylinder C measuring cylinder and ruler D stop-watch and ruler

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2022

5 A rectangular swimming pool is 50 m long and 25 m wide. It contains water at a depth of 2 m. The density of the water is 1000 kg / m3. What is the mass of the water in the pool? A 2.5 kg B 2500 kg C 77 000 kg D 2 500 000 kg

1 marks

Answer: D

This question in 0625/12 Feb/March 2023

16 What happens when the temperature of a liquid increases? A The mass of the liquid increases, making the liquid less dense. B The mass of the liquid increases, making the liquid more dense. C The volume of the liquid increases, making the liquid less dense. D The volume of the liquid increases, making the liquid more dense.

1 marks

Answer: C

This question in 0625/12 Feb/March 2023

6 A student determines the density of an irregularly shaped stone. The stone is slowly lowered into a measuring cylinder partly filled with water. measuring cylinder stone Which other apparatus does the student need to calculate the density of the irregularly shaped stone? A a balance B a thermometer C a metre rule D a stop-watch

1 marks

Answer: A

This question in 0625/11 May/June 2023

5 Which two quantities must be known to determine the density of a material? A mass and area B mass and volume C weight and area D weight and volume

1 marks

Answer: B

This question in 0625/12 May/June 2023

5 A measuring cylinder containing 50 cm3 of water is put on a balance. water object 150 g 210 g A solid object is put in the cylinder and the water level rises to 75 cm3. What is the density of the object? A 0.80 g / cm3 B 2.4 g / cm3 C 2.8 g / cm3 D 8.4 g / cm3

1 marks

Answer: B

This question in 0625/13 May/June 2023

5 A student has a bottle of cooking oil. She determines the density of the cooking oil. Which apparatus does she need? balance Minder ruler thermometer A v v v v key B v v v x / = needed Cc v v x x X = not needed D Jv x x x

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2023

16 The diagram shows the view of a room heated by a radiator. The arrowed line from X to Y is the path of the convection current in the air. ceiling X Y radiator floor Which row about the air temperature and the air density at X and at Y is correct? air temperature air density A higher at X higher at X B higher at X higher at Y C higher at Y higher at Y D higher at Y higher at X

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2023

5 Which equation is correct? A density = mass  volume B density = weight  volume C mass = density  volume D weight = density  volume

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2023

16 A room is heated by a radiator. The diagrams X and Y show two possible circulations of hot air, which heat the room. diagram X ceiling diagram Y ceiling radiator radiator floor floor Which diagram and reason explain the heating of the room by convection? diagram reason A X air density decreases when air is heated B X air density increases when air is heated C Y air density decreases when air is heated D Y air density increases when air is heated

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2023

5 A student carries out an experiment to determine the density of an irregularly shaped solid. The solid is placed on a balance and a reading is taken. The solid is then immersed in a liquid in a measuring cylinder. Which values should be used in the calculation? value from value from balance measuring cylinder A increase in reading after mass immersion of the solid B increase in reading after weight immersion of the solid C reading after mass immersion of the solid D reading after weight immersion of the solid

1 marks

Answer: A

This question in 0625/13 Oct/Nov 2023

3 A plastic bottle contains 750 cm3 of oil. The diagram shows the mass of the bottle being measured when it is full and then when it is empty. 650 g 50 g What is the density of the oil? A 0.80 g / cm3 B 0.93 g / cm3 C 1.1 g / cm3 D 1.3 g / cm3

1 marks

Answer: A

This question in 0625/11 May/June 2024

5 The diagram shows some liquid in a measuring cylinder. The mass of the liquid is 16 g. 25 cm3 20 15 10 5 What is the density of the liquid? A 0.80 g / cm 3 B 1.3 g / cm 3 C 36 g / cm 3 D 320 g / cm 3

1 marks

Answer: A

This question in 0625/13 May/June 2024

5 A concrete building block has the dimensions shown. 29 cm 18 cm 12 cm The mass of the block is 15 000 g. What is the density of the block? A 43 g / cm3 B 2.4 g / cm3 C 0.42 g / cm3 D 0.023 g / cm3

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2024

12 A quantity of water is boiled to form the same mass of steam. Which row shows how the volume and density of the water change? volume density A decreases decreases B decreases increases C increases decreases D increases increases

1 marks

Answer: C

This question in 0625/11 Oct/Nov 2024

16 A beaker of water is heated and thermal energy travels through the water by convection. What happens to the density of the water when it is heated and how does the water move? A The density decreases and the heated water moves downwards. B The density decreases and the heated water moves upwards. C The density increases and the heated water moves downwards. D The density increases and the heated water moves upwards.

1 marks

Answer: B

This question in 0625/11 Oct/Nov 2024

5 Which equipment is used to find the density of an irregularly shaped stone? A force meter and ruler B measuring cylinder, ruler and water C measuring cylinder, top pan balance and water D top pan balance and ruler

1 marks

Answer: C

This question in 0625/12 Oct/Nov 2024

5 A student uses the equation  = V Which row shows the correct meaning of these symbols?  m V A density mass velocity B density mass volume C pressure mass volume D pressure moment velocity

1 marks

Answer: B

This question in 0625/13 Oct/Nov 2024

1 A student is asked to find the volume of a small irregularly shaped piece of rock. The student has the following apparatus available. 100 90 80 70 60 50 40 30 20 10 0 10 20 30 40 50 60 70 80 90 100 balance measuring cylinder ruler containing water Which apparatus must the student use to find the volume of the small piece of rock? A balance and ruler B ruler only C balance and measuring cylinder D measuring cylinder only

1 marks

Answer: D

This question in 0625/12 Feb/March 2025

5 The masses and volumes of four objects are shown. Which object floats in a liquid of density 1.4 g / cm3? mass of volume of object / g object / cm3 A 1.0 0.5 B 2.0 3.0 C 6.0 4.0 D 9.0 6.0

1 marks

Answer: B

This question in 0625/11 May/June 2025

5 Four hollow glass balls, P, Q, R and S, each have a volume of 30 cm3. The mass of each ball is shown. ball mass / g P 15 Q 25 R 35 S 45 Which balls will float in a liquid of density 0.95 g / cm3? A P and Q B P only C R and S D S only

1 marks

Answer: A

This question in 0625/12 May/June 2025

15 A liquid is heated and it expands. How does this lead to the formation of a convection current? A The density of the heated liquid decreases. B The density of the heated liquid increases. C The mass of the heated liquid particles decreases. D The mass of the heated liquid particles increases.

1 marks

Answer: A

This question in 0625/12 May/June 2025

5 Four hollow glass balls, P, Q, R and S, each have a volume of 30 cm3. The mass of each ball is shown. ball mass / g P 15 Q 25 R 35 S 45 Which balls will float in a liquid of density 0.95 g / cm3? A P and Q B P only C R and S D S only

1 marks

Answer: A

This question in 0625/13 May/June 2025

15 A liquid is heated and it expands. How does this lead to the formation of a convection current? A The density of the heated liquid decreases. B The density of the heated liquid increases. C The mass of the heated liquid particles decreases. D The mass of the heated liquid particles increases.

1 marks

Answer: A

This question in 0625/13 May/June 2025

5 Which quantity is represented by the symbol  ? A density B momentum C pressure D resistance

1 marks

Answer: A

This question in 0625/12 Oct/Nov 2025

4 Which piece of equipment is useful in determining the density of an irregularly-shaped stone? A stop-watch B metre ruler C measuring cylinder D voltmeter

1 marks

Answer: C

This question in 0625/13 Oct/Nov 2025