Heat

Question 1

Temperature

Answer 1

Measure of the hotness or coldness of a body.

Question 2

Heat

Answer 2

Energy due to the movement of the molecules within the body.

Question 3

Thermometric Property

Answer 3

A physical property that changes measurably with temperature.

Question 4

Heat Capacity

Answer 4

The amount of heat required to raise the temperature of a body by 1K.

Question 5

Specific Heat Capacity

Answer 5

The amount of heat required to raise the temperature of 1kg of a substance by 1K.

Question 6

Latent Heat

Answer 6

The amount of heat required to change the state of a body without a change in temperature.

Question 7

Specific Latent Heat

Answer 7

The amount of heat required to change the state of 1kg of a substance without a change in temperature.

Question 8

Specific Latent Heat of Fusion

Answer 8

The amount of heat required to change 1kg of a substance from a solid to a liquid without a change in temperature.

Question 9

Specific Latent Heat of Vaporisation

Answer 9

The amount of heat required to
change 1kg of the substance from a liquid to a gas without a change in temperature.

Question 10

Conduction

Answer 10

Way in which heat travels through a substance with no overall movement of the substance.

Question 11

Convection

Answer 11

Transfer of heat through a fluid by means of circulating fluid.

Question 12

Radiation

Answer 12

Transfer of heat by means of electromagnetic waves.

Question 13

Solar Irradiance

Answer 13

Average amount of the Sun’s Energy falling per second perpendicularly on 1m squared of the Earth’s Atmosphere.