Earth's Systems: Water

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Across
  1. 2. materials and items that people can use to make something or to provide a service
  2. 9. to dirty, or pollute, a material such as fresh water
  3. 10. water that contains little or no dissolved salts
  4. 13. a long period of dry weather
  5. 15. the movement of air from (over) the water to the land
  6. 17. channel built by people to move water
  7. 21. to save
  8. 22. a set of things working together as parts of a mechanism or network
  9. 25. moving air
  10. 29. man-made lake that is used to store water
  11. 30. water that falls from the air to the ground as rain, sleet, hail, or snow
  12. 31. the continuous movement of water between Earth’s surface and the air
  13. 32. name for an area of land in which water drains into a specific river
  14. 33. the movement of air from (over) the land to the water
  15. 34. the process used to remove salt or other minerals from sea water, such as is done in Catalina
  16. 35. a person who designs, builds, or maintains engines, machines, or public works
Down
  1. 1. to recycle or to make usable again
  2. 3. the whole mass of air that surrounds the Earth
  3. 4. underground layer of rock or soil which is capable of absorbing water
  4. 5. a group of atoms bonded together, representing the smallest unit of a compound
  5. 6. large body of ice that moves over land slowly
  6. 7. solid parts of the Earth
  7. 8. water beneath the Earth’s surface
  8. 11. all the water on Earth
  9. 12. an invisible, colorless, odorless, and tasteless gas
  10. 14. a barrier that prevents or restricts the flow of water
  11. 16. process of a liquid turning to a gas
  12. 18. all life on Earth
  13. 19. the process of water vapor (gas) changing to liquid water
  14. 20. water that has been used in a home or business
  15. 23. water pours over the banks of a body of water and spreads over the land
  16. 24. combine a number of things into a whole
  17. 26. a reason given for an action, or a statement that makes something clear
  18. 27. the process of liquid water changing to a solid
  19. 28. large body of salt water