For each of the following, write either evaporation or

Name:____________ Period:_________

States of Matter

For each of the following, write either evaporation or condensation. 1. The process by which a substance changes from a liquid to a gas is called __________________.

2. During __________________ more molecules break free from a liquid than join it.

3. When more molecules join a liquid than leave, __________________ takes place.

4. When molecules of water vapor collide and stick together in the air, __________________ occurs.

Match the term with its example. 5. vaporization a. A pot of water on a stove reaches its boiling 6. evaporation point. 7. boiling b. Liquid water changes into water vapor. 8. condensation c. Clouds form from water vapor in the sky.

d. A puddle dries up after a rain shower.

From the list below, choose the term that best completes each sentence.

evaporation sublimation melting freezing kinetic energy vaporization boiling condensation 9. The higher the temperature of something, the greater its __________________.

10. The change in state from gas to liquid is called __________________.

11. The change in state from liquid to gas is called __________________ .

12. Gas bubbles forming throughout the liquid is called __________________.

13. Liquid changing to gas only at the surface is called __________________.

14. The change in state from solid to liquid is called __________________.

15. The change in state from liquid to solid is called __________________.

16. In __________________ particles pass directly from solid to gas.