Solid, Liquid & Gases Worksheet-9

Solid, Liquid & Gases Worksheet-9

True or False:

1. About 25% of our body weight is due to water.

2. Air is a mixture of sodium and sulphur only.

3. Gases occupy all the available space in a container.

4. Cooking gas contains gas.

5. About 75% of our body weight is due to water.

6. Carbon dioxide is present in the air.

7. The particles in solids, liquids and gases are always moving at the different speeds.

8. The three states of matter are generally interchangeable.

9. When we heat the solid, it melts.

10. A solid cannot change into a liquid.

Answer Key

1. False

2. False

3. True

4. True

5. True

6. True

7. True

8. True

9. True

10. False