Notes 3

Question 1

Latent heat of fusion

Answer 1

The amount of energy required to change 1kg of a substance from a solid to a liquid without changing its temp
(Melting or freezing)

Question 2

Latent heat of vaporization

Answer 2

The amount of energy required to change 1kg if a substance from a liquid to a gas without changing its temp (boiling, vaporizing, condensing)

Question 3

How to measure heat

Answer 3

You can’t but you can measure how much heat is gained or lost by an object

Question 4

Linear expansion

Answer 4

Expansion and contraction of materials during temperature change