Density — Paper 2 · IGCSE Sciences - Co-ordinated (Double) 0654

28 A metal has a density of 20 g / cm3. A bar made of this metal has a volume of 50 cm3. What is the mass of the bar? A 0.40 g B 2.5 g C 70 g D 1000 g

1 marks

Answer: D

This question in 0654/22 May/June 2020

28 A stone of mass 60 g is placed in a measuring cylinder containing water. The water level in the measuring cylinder rises as shown. cm3 cm3 100 100 90 90 80 80 70 70 60 60 50 50 40 40 30 30 stone 20 20 10 10 What is the density of the stone? A 0.50 g / cm3 B 0.75 g / cm3 C 1.3 g / cm3 D 2.0 g / cm3

1 marks

Answer: D

This question in 0654/22 Feb/March 2021

29 An irregularly shaped object is lowered into a measuring cylinder of water. 75 cm3 50 cm3 water water irregularly shaped object As the object is lowered into the water, the water level rises from 50 cm3 to 75 cm3. The object has a mass of 50 g. What is the density of the object? A 0.50 g / cm3 B 0.67 g / cm3 C 1.5 g / cm3 D 2.0 g / cm3

1 marks

Answer: D

This question in 0654/22 Feb/March 2022

29 Which two pieces of apparatus are used to find the density of a small, irregularly shaped piece of metal? A balance and measuring cylinder B balance and metre rule C beaker and measuring cylinder D beaker and metre rule

1 marks

Answer: A

This question in 0654/21 Oct/Nov 2022

28 A rock has a mass of 360 g. A large measuring cylinder contains 500 cm3 of water. The rock is now lowered into the water and completely submerged. The water level in the measuring cylinder rises to 650 cm3. Which calculation gives the density of the rock? 360 A g / cm3 150 B 360  150 g / cm3 360 C g / cm3 650 D 360  650 g / cm3

1 marks

Answer: A

This question in 0654/22 Oct/Nov 2022

29 An irregularly shaped piece of aluminium is lowered into a measuring cylinder that contains 43 cm3 of water. The aluminium is totally immersed in the water and the water level in the measuring cylinder rises to 51 cm3. The density of aluminium is 2.7 g / cm3. What is the mass of the aluminium? A 15.9 g B 18.9 g C 21.6 g D 127 g

1 marks

Answer: C

This question in 0654/21 May/June 2024

32 In a room, hot air above a heater rises and is replaced by cool air that falls. What is the name of this process, and how does the density of the hot air compare with the density of the cool air? process density of hot air A conduction greater than cool air B conduction less than cool air C convection greater than cool air D convection less than cool air

1 marks

Answer: D

This question in 0654/21 May/June 2024

28 A solid, rectangular metal block has the dimensions shown. 8 cm 5 cm 25 cm The mass of the block is 2700 g. What is the density of the metal? 25  5 g / cm3 A 2700 25  5  8 g / cm3 B 2700 C 2700 g / cm3 25  5 D 2700 g / cm3 25  5  8

1 marks

Answer: D

This question in 0654/21 Oct/Nov 2024

28 The diagrams show four solid blocks of equal mass. Which block is made from the least dense material? A B 8.0 cm 3.0 cm 1.0 cm 3.0 cm 2.0 cm 2.0 cm C D 5.0 cm 2.0 cm 4.0 cm 2.0 cm 3.0 cm 2.0 cm

1 marks

Answer: D

This question in 0654/23 Oct/Nov 2024

31 At the coast on a hot day, the air above the land is warmer than the air above the sea. This causes a convection current. The convection current causes a gentle wind. warmer air cooler air land sea Which row describes the density of the air above the land and the direction of the wind? density of air above land direction of wind A greater than above sea from land to sea B greater than above sea from sea to land C less than above sea from land to sea D less than above sea from sea to land

1 marks

Answer: D

This question in 0654/23 May/June 2025

28 A stone of mass 60 g is placed in a measuring cylinder containing water. The water level in the measuring cylinder rises as shown. cm3 cm3 100 100 90 90 80 80 70 70 60 60 50 50 40 40 30 30 stone 20 20 10 10 What is the density of the stone? A 0.50 g / cm3 B 0.75 g / cm3 C 1.3 g / cm3 D 2.0 g / cm3

1 marks

Answer: D

This question in 0654/21 Oct/Nov 2025