The information you find there will help you to complete this worksheet.

1. How much of the earth's water is found in oceans? _________

2. The amount of earth's water that is available in usable forms to humans is about 1%. Where is this fresh water found? ________, ________, ________, ________, and __________ .

3. Evaporation is when water changes from a _________ to a _________.

4. Condensation is the __________ of evaporation.

5. Define precipitation: ______________

6. Rain soaks into the ground, through the soil and underlying rock layers. This is called _______________.

7. The process of evaporation through plant leaves is called ________________.