Earth in Motion Crossword Puzzle

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Across
  1. 3. any form of water coming from clouds
  2. 6. evaporation from plants
  3. 7. layer of the atmosrphere that contains most life
  4. 9. the largest aquifer in north america
  5. 10. the process that breaks down rocks
  6. 11. what deep ocean currents are driven by
  7. 15. Layer in the stratospher that protects us from harmful rays
  8. 17. the word for all water on the earth
  9. 18. process by which clouds are formed
  10. 19. layer of the earth that has an upper and lower level
Down
  1. 1. trace gas in our atmosphere
  2. 2. underground formation that stores water
  3. 4. one of the biggest threats to our fresh water
  4. 5. holds 97% of the earths water
  5. 7. large wave caused by earthquake
  6. 8. outer layer of the atmosphere
  7. 12. san andreas is this kind of boundary
  8. 13. solid layer made up of iron and nickel in the earth
  9. 14. what lava comes out of
  10. 16. Most abubdant gas in our atmosphere