Across
- 2. rain,snow,or hail that falls to the ground
- 4. shelf the edge of a continent that lies under the ocean
- 6. A lake that stores water for human use
- 9. the process where plants exhale water vapor through pores in their leaves
- 10. disinfection of water by the addition of small amounts of chlorine
Down
- 1. water found in the spaces between soil particles
- 3. the process where a material changes from it liquid to a gas
- 5. the process where air mixed with or dissolved in a liquid
- 7. tiny algae and animals that float in the water and are carried by waves and currents
- 8. zone the zone that extends from the interidal zone to the edge of the continental shelf