Thermal properties and temperature — Paper 2 · IGCSE Sciences - Co-ordinated (Double) 0654

33 Gardeners protect plants from low temperatures by leaving them in a greenhouse with large containers of water. During the day the water temperature increases very little and at night it decreases very little. Which property explains why this change in temperature is very small? A The water has a high thermal capacity. B The water has a low thermal capacity. C Water is a good thermal conductor. D Water is a poor thermal conductor.

1 marks

Answer: A

This question in 0654/22 May/June 2017

32 A sample of a substance has a mass of 2.0 kg. The sample gains 40 000 J of energy and this causes its temperature to change from 10 °C to 50 °C. What is the specific heat capacity of the substance? A 400 J / (kg °C) B 500 J / (kg °C) C 800 J / (kg °C) D 1000 J / (kg °C)

1 marks

Answer: B

This question in 0654/23 May/June 2017

32 Thermal energy is supplied to four different blocks. The gain in thermal energy is the same for each block. The temperature increase produced is shown on each block. Which block has the greatest thermal capacity? A B C D temperature temperature temperature increase increase temperature increase 3 °C 6 °C increase 9 °C 18 °C

1 marks

Answer: D

This question in 0654/21 Oct/Nov 2017

31 Four blocks are made from different materials. The blocks are heated and the thermal energy of each block increases by the same amount. The temperature increase of each block is shown in the diagrams. Which block has the smallest thermal capacity? A B C D temperature temperature temperature temperature increase = 3 °C increase = 6 °C increase = 9 °C increase = 12 °C

1 marks

Answer: D

This question in 0654/23 Oct/Nov 2017

33 An axle is slightly larger than the hole in a wheel made from the same metal. wheel axle hole How could an engineer fit the wheel onto the axle? A cool the axle only B cool the axle and cool the wheel by the same temperature change C heat the axle only D heat the axle and heat the wheel by the same temperature change

1 marks

Answer: A

This question in 0654/21 Oct/Nov 2018

31 An axle is slightly larger than the hole in a wheel made from the same metal. wheel axle hole How could an engineer fit the wheel onto the axle? A cool the axle only B cool the axle and cool the wheel by the same temperature change C heat the axle only D heat the axle and heat the wheel by the same temperature change

1 marks

Answer: A

This question in 0654/22 Oct/Nov 2018

31 An axle is slightly larger than the hole in a wheel made from the same metal. wheel axle hole How could an engineer fit the wheel onto the axle? A cool the axle only B cool the axle and cool the wheel by the same temperature change C heat the axle only D heat the axle and heat the wheel by the same temperature change

1 marks

Answer: A

This question in 0654/23 Oct/Nov 2018

33 A liquid-in-glass thermometer contains mercury. The thermometer is moved from cold water into hot water. What happens to the mercury? A It contracts. B It expands. C It freezes. D It melts.

1 marks

Answer: B

This question in 0654/21 May/June 2020

32 What is meant by the sensitivity of a liquid-in-glass thermometer? A how quickly the thermometer shows a change in temperature B the accuracy of the thermometer C the amount of change in the length of the liquid column per degree Celsius temperature rise D the difference between the maximum and the minimum temperatures that the thermometer can measure

1 marks

Answer: C

This question in 0654/21 Oct/Nov 2020

33 Which change increases the sensitivity of a liquid-in-glass thermometer? A decreasing the diameter of the capillary bore B decreasing the length of the capillary bore C increasing the diameter of the capillary bore D increasing the length of the capillary bore

1 marks

Answer: A

This question in 0654/22 May/June 2021

34 The diagrams show four liquid-in-glass thermometers, all drawn to the same scale. Which thermometer has the greatest sensitivity? A B C D

1 marks

Answer: B

This question in 0654/22 Oct/Nov 2021

32 What happens to the temperature of a substance as it is melting and as it is boiling? melting boiling A decreases increases B decreases no change C increases increases D no change no change

1 marks

Answer: D

This question in 0654/21 May/June 2022

32 What happens to the temperature of a substance as it is melting and as it is boiling? melting boiling A decreases increases B decreases no change C increases increases D no change no change

1 marks

Answer: D

This question in 0654/22 May/June 2022

32 What happens to the temperature of a substance as it is melting and as it is boiling? melting boiling A decreases increases B decreases no change C increases increases D no change no change

1 marks

Answer: D

This question in 0654/23 May/June 2022

32 The liquid in a liquid-in-glass thermometer is replaced with a different liquid that expands more for the same increase in temperature. The scale on the thermometer is changed because of the new liquid. What happens to the sensitivity and what happens to the range of the thermometer? sensitivity range A decreases decreases B decreases increases C increases decreases D increases increases

1 marks

Answer: C

This question in 0654/22 Oct/Nov 2022

32 Four liquid-in-glass thermometers are made with different bulb sizes and different tube diameters. Which thermometer is the most sensitive? bulb size tube diameter A large large B large small C small large D small small

1 marks

Answer: B

This question in 0654/22 Feb/March 2023

32 What is a thermocouple used to measure? A expansion B pressure C resistance D temperature

1 marks

Answer: D

This question in 0654/21 Oct/Nov 2023

33 Which change on its own increases the sensitivity of a liquid-in-glass thermometer? A decreasing the internal diameter of the tube B increasing the internal diameter of the tube C making the thermometer longer D making the thermometer shorter

1 marks

Answer: A

This question in 0654/22 Oct/Nov 2023

31 Boiling is a process in which a liquid changes its state to become a gas. Which row describes the temperature at which boiling takes place and where it takes place in a pure liquid? temperature where it takes place A at a definite temperature only at the surface of the liquid B at a definite temperature throughout the liquid C at any temperature only at the surface of the liquid D at any temperature throughout the liquid

1 marks

Answer: B

This question in 0654/21 Oct/Nov 2025