water puzzle

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Across
  1. 2. not dirty
  2. 5. large body of salt water
  3. 6. vapor in the atmosphere forms:
  4. 8. to add water to an aquifer
  5. 10. water beneath the earth's surface
  6. 12. about 70 percent of the human body is made up of:
Down
  1. 1. marshy area
  2. 2. evaporation, transpiration, precipitation and infiltration make up the water:
  3. 3. like a stream
  4. 4. to contaminate
  5. 7. to consume or "eat" water
  6. 9. water holding formation
  7. 11. a "tube" to pump groundwater