Changes of State

1. It is the change from solid to liquid.

• freezing

• melting

• evaporation

2. It is the change from liquid to gas.

• condensation

• evaporation

• melting

3. It is the change from gas to liquid.

• evaporation

• freezing

• condensation

4. It is the change from liquid to solid.

• evaporation

• melting

• freezing

5. When the water from the clouds fall as rain or snow it is called -

• constipation

• precipitation

• dehydration

6. It is the only thing that can be in solid, liquid and gas state.

• wood

• water

• carbon dioxide

7. It is the percentage of water on the earth's surface.

• 5%

• 65%

• 70%

8. It is the continuous movement of water within the Earth and the atmosphere.

• water cycle

• water therapy

• drinking water

9. It is the percentage of pure water on the earth's surface.

• 100%

• 70%

• 5%

10. What is the freezing point of water?

• 100 degree Celsius

• 20 degree Celsius

• 0 degree Celsius