AQA A2 Physics Thermal Physics and Gas Laws

Question 1

The temperature rise of an object when it is heated depends on:

Accepted Answer

Mass, material and amount of heat energy

Question 2

Boyle's law states that for a fixed mass of gas at constant temperature:

Accepted Answer

P1V1=P2V2

Question 3

Choose the words from below that complete this definition of specific heat capacity:

Accepted Answer

Energy, temperature, state

Question 4

What is the unit of specific heat capacity?

Accepted Answer

Jkg-1K-1

Question 5

To melt a solid or evaporate a liquid you need to:

Accepted Answer

Break the bonds between particles

Question 6

The Pressure Law states that for a fixed mass of gas at a constant volume:

Accepted Answer

P1/T1=P2/T2

Question 7

Which of the following is not true, when the temperature increases:

Accepted Answer

C

Question 8

Calculate the mass of an atom of Carbon-12, using the Avagadro constant of 6.023x1023

Accepted Answer

1.99x10-23

Question 9

Which of these is not an assumption made in the kinetic theory?

Accepted Answer

Particles are perfect spheres

Question 10

Calculate the energy needed to raise the temperature of 5 kg of water from 20°C to 100°C

Accepted Answer

1.68x105

Question 11

Choose the words to complete the definition of specific latent heat of vaporization:

Accepted Answer

State, liquid, vapour

Question 12

Choose the words that complete the definition of specific latent heat:

Accepted Answer

Thermal energy and state

Question 13

Charles' Law states that for a fixed mass of gas at constant pressure:

Accepted Answer

V1/T1=V2/T2

Question 14

Choose the words to complete the definition of pressure:

Accepted Answer

Force and area

Questions 14