Across
- 6. the mixture of gases that surround the Earth
- 8. rain, sleet, snow, ice
Down
- 1. the total amount of water on the Earth
- 2. the conversion of liquid to vapor
- 3. an important body of water
- 4. the conversion of vapor to liquid
- 5. exhalation by trees of moisture
- 7. precipitation that runs down the surface