Nitrogen cycle
Across
- 3. liquid water changes to vapor
- 4. evaporation of water from plant leaves
- 5. rain, snow, sleet, or hail returning water to Earth
- 7. long-term carbon storage from buried organic matter
- 12. movement of water (and nutrients)
- 13. layer of rock or sediment holding groundwater
- 14. movement of elements through living organisms and the environment
- 15. water stored underground in aquifers
Down
- 1. the gases surrounding Earth
- 2. water vapor cools to liquid forming clouds
- 6. absorption of nutrients by an organism
- 8. the solid parts of Earth
- 9. flow of water into the ground to recharge aquifers
- 10. all water on, above, and below Earth’s surface
- 11. all living things on Earth