Across
- 5. a water source under the ground
- 7. water moves from the earth to the air and to the earth again
- 10. liquid water becoming a gas
- 11. percent of water that a person's body is made of
- 13. solid,liquid,gas
- 14. one way to treat water
- 15. how many molecules of water are in one drop
Down
- 1. water as a gas
- 2. water under the ground that supplies springs and wells
- 3. water that runs along the soil and goes into lakes and rivers
- 4. water moving downward through openings in the soil
- 6. rain,snow,sleet,hail
- 8. water becoming a liquid or solid
- 9. first people to treat water
- 12. the first country to use chlorine to kill germs in water