Question

B. State whether the following statements are true or false. (5×1=5)

1. The extent of expansion is different in different solids.

2. Liquids and gases are poor conductors of heat.

3. Shiny surfaces are bad radiators of heat.

4. Only living things produce sound.

5. Lodestone is a natural magnet.​

Answer 1

1. True

2. False

3. True

4. False

5. False