Question

Write true or false:

1. Solids have a definite volume.

2. Liquids can not flow.

3. We can melt any substance by cooling it.

4. Liquids can take the shape of a container.

5. Gases have a definite shape or volume.

6. Matter changes its state when heat is added or removed.

7. A fuel is a substance which gives heat energy on burning.

Answer 1

1. True

2. False

3. False

4. True

5. False

6. True

7. True