Question

LIST FIVE EFFECTS OF HEAT ON THE FOLLOWING, CHANGE OF STATE, EXPANSION,VAPOURISATION

Answer 1

Answer:

When a solid changes to a liquid or a liquid changes to a gas , the temperature does not change while the change of state is taking place. the heat absorbed is being used to separate the particles and there is no rise in temperature. when the change is revered exactly the same amount of heat is released.

List five effects of heat

1)chemical changes

2)Temperature changes

3)Expansion/contraction

4)change in pressure

5) thermionic emission.