Across
- 4. world's entire ecosystem
- 7. safe to drink
- 8. contains all water
- 9. Potential of hydrogen
- 10. universal solvent
- 11. 97% of earth's water
- 12. cloudiness of water
- 14. allows liquid through it
- 15. air that surrounds earth
- 16. fist step in water cycle
Down
- 1. how earth's rotation affects currents
- 2. long-term weather pattern
- 3. places where salt and freshwater mix
- 5. where most freshwater is stored
- 6. does not allow liquid through it
- 13. contains rocks and minerals