water system key terms

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Across
  1. 3. microorganisms breaking down bacteria in water and soil
  2. 4. unseen bacteria
  3. 6. temperatures for a given day
  4. 7. replacing water
  5. 9. a big layer of packed snow
  6. 12. chemical used to clean water
  7. 13. gases that surround earth
  8. 17. contains waste underground
  9. 18. small microorganisms
  10. 20. elevated land which drains water
  11. 22. water below earths surface
  12. 23. amount of heat an object can hold
  13. 24. measurements of salt in water
  14. 25. flooded areas of land
Down
  1. 1. to water crops
  2. 2. Packed together snow/ice
  3. 5. a large body of water
  4. 6. a way to get water from the ground
  5. 8. removing chemicals from dirty water
  6. 10. place underground where the soil ends up
  7. 11. fast moving body of fresh water
  8. 14. temperatures rising and harming wildlife
  9. 15. the process of water being recycled
  10. 16. being mindful of the resources we consume
  11. 19. removing salt from salt water
  12. 21. harmful chemicals in water