Chapter 11: Water

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Across
  1. 6. something that lived million of years ago
  2. 7. water is _______to earth
  3. 9. the planet we live on
  4. 10. the water people can drink
Down
  1. 1. most humans use water for
  2. 2. water can sometimes come from
  3. 3. something that you can pour water into
  4. 4. humans can survive more than a month without
  5. 5. humans can only survive a few days without
  6. 8. water the water in oceans