Water A/B Work

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Across
  1. 3. The percent of water which is fresh water
  2. 7. when water reaches a boiling point and becomes water vapor
  3. 9. process of water traveling to the earth to the atmosphere and back again
  4. 10. second element needed for water
  5. 12. this civilization started cleaning drinking water
  6. 15. what you get when you combine hydrogen and oxygen, essential for all life
Down
  1. 1. water held underground in the soil
  2. 2. water that runs along the soil and into lakes and streams
  3. 4. The percent of Earth's water which is saltwater
  4. 5. the process at which all of the condensation gets too heavy and falls to the ground
  5. 6. scientific name for water
  6. 8. when water vapor molecules condense
  7. 11. first element needed for water, highly combustive
  8. 13. The percent of Earths surface which is water
  9. 14. The percent of Earth's water which is glaciers