Question

В.
cooling coils in refrigerator
State whether the following statements are true (T) or false (F). Cor
1. The extent of expansion is different in different solids.
2. Railway tracks expand in winters and contract in summers.
3. Liquids and gases are poor conductors of heat.
4. Non-metals have free electrons that help in transfer of heat.​

Answer 1

Answer:

1. true

2. false

3. true

4. false

Explanation:

hope it helps:)

Answer 2

1- false

2- false

3- true

4- true