1. What is the energy source for the water cycle?

2. What does this illustration show?

3. This is what heats up the water to start the water cycle.

4. What is water doing when it is changed to water vapor?

5. On which kind of day would you expect the most evaporation from the surface of a pond?

6. What part of the water cycle does this picture show?

7. Evaporation happens when the sun ___________ water and turns it into vapor.

8. Where is most water found on Earth?