Story of Drinking Water Crossword

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Across
  1. 2. What is the solid form of H2O?
  2. 4. What it the name of a water molecule?
  3. 5. What is the gas form of H2O?
  4. 8. Why is water sticky?
  5. 9. In dollars how much do 1,000 gallons of water cost?
  6. 11. How much of a water molecule is oxygen?
  7. 13. How much of earth's water is salt water?
  8. 15. How much of earth's water is fresh?
Down
  1. 1. What is something that can dissolve almost anything?
  2. 3. What is the liquid form of H2O?
  3. 6. How much of a water molecule is hydrogen?
  4. 7. How much of earth's fresh water is unfrozen?
  5. 10. What was one of the most common ways Egyptians cleaned their water?
  6. 12. How much of the earth's surface is covered in water?
  7. 14. How much of earth's fresh water is frozen?