Across
- 4. the process that forms clouds
- 6. process by which water is absorbed into the ground
- 7. Ninety-seven percent of water is this kind
- 10. a storage space for any substance on earth, natural or manmade
- 13. The most efficient kind of irrigation
- 14. water that is not absorbed by the ground and returns to surface reservoirs
- 15. water that is stored underground
- 16. when water falls back to the earth's surface from clouds
- 17. process that occurs when a glacier meets warm water
- 18. the kind of water held by lakes, rivers, streams
Down
- 1. the movement of water vapor from plant leaves into the atmosphere
- 2. when solid ice turns instantaneously to water vapor
- 3. the collection of gases surrounding the surface of the earth
- 5. heating water to form water vapor
- 8. layers of porous rock that can store groundwater
- 9. The amount of time water stays in a reservoir: __ time
- 11. along with ice caps, largest reservoir for fresh water on earth
- 12. a crack or fissure in the surface of a glacier