Across
- 2. area of land where water drains
- 8. build up of nutrients in freshwater lakes
- 9. ability of a liquid to pass through soil
- 12. large expanse of sea
- 15. amount of water vapor in the air
- 16. well in which pressurized water flows upward
- 18. underground layer of permeable rock
- 19. movement of water from the atmosphere and back
- 21. liquid water becomes water vapor (gas)
Down
- 1. highest part of ground saturated with water
- 3. water that collects and is stored underground
- 4. solid form of water, forms by freezing
- 5. rain that has become acidic
- 6. rain, sleet, snow, or hail
- 7. the mixture of gases that surround Earth
- 10. loss of water vapor through leaves
- 11. water vapor (gas) turns into liquid water
- 13. water pools into larger bodies of water
- 14. allowing the passage of water
- 17. equal rates of evaporation and condensation
- 20. tiny drops of water that form on cool surfaces
- 22. water that flows over the surface in streams