all small thing matter
Across
- 1. the process by which water on the ground surface enters the soil
- 4. the emission of water vapor from the leaves of plants
- 5. rain, snow, sleet, or hail that falls to the ground.
- 6. water that fills the cracks and spaces in underground soil and rock layers
- 8. force of attraction between different kinds of molecules
- 9. All the water at and near the surface of the earth, 97% of which is in oceans
- 12. the envelope of gases surrounding the earth or another planet.
- 13. The change from a gas to a liquid
- 14. process by which bacteria convert nitrates into nitrogen gas
- 15. an attraction between molecules of the same substance
Down
- 2. the process by which nitrites and nitrates are produced by bacteria in the soil
- 3. the rigid outer part of the earth, consisting of the crust and upper mantle.
- 7. The change of a substance from a liquid to a gas
- 10. Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
- 11. The process by which cells break down simple food molecules to release the energy they contain.