Unit 1, 2 and 3.

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Across
  1. 2. still water, shallow and small
  2. 4. separates the unsaturated zone from the saturated one
  3. 7. a group of streams that flow together
  4. 8. a well in which water rises because of pressure within the aquifer
  5. 10. water molecules change to a gaseous state
  6. 13. buildup of nutrients that increase the growth of algae
  7. 17. water can't pass through this material
  8. 20. plants give off water vapor through their leaves
  9. 22. stream and smaller rivers that feed into a main river
  10. 23. geological source of water
Down
  1. 1. water can pass through this material
  2. 2. process by which plants make their own food
  3. 3. the place where an organism lives
  4. 5. still water, deep and large
  5. 6. the process by which water falls to Earth as rain, snow, etc
  6. 9. ridge of land that separates a watershed
  7. 11. land area formed because of Earth's crust movements
  8. 12. body processes: break down food,___ and reproduce
  9. 14. water vapor cools forming drops that clump together forming clouds
  10. 15. evaporation, transpiration, condensation, precipitation are steps of
  11. 16. land area that supplies wáter to a river
  12. 18. lake that stores wáter for human use
  13. 19. Water that fills the cracks and spaces in underground soil and rock layers
  14. 21. remaining water, result of water cycle