CAIE IGCSE Physics 2.1.3 Gases and the Absolute Scale of Temperature Topic Practice

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Question 1

[Maximum number: 4]

Explain what happens to the pressure of a constant volume of air when the temperature of the air increases. Use ideas of momentum of molecules in your explanation.

Question 2

[Maximum number: 1]

In which range of temperatures is water a liquid?

A

0 K to 100 K

B

0 K to 273 K

C

100 K to 373 K

D

273 K to 373 K

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