Unit E crossword Chris

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Across
  1. 4. characteristics characteristics used to describe a stream or river
  2. 5. water water unsafe for humans to drink
  3. 6. daily change in water lever of the oceans
  4. 8. Group of organisms of the same species that live in a particular area
  5. 9. osmosis Movement of water through a membrance from an area of lower concentration to high concentration
  6. 10. eroded rocks fragments and soil carried by water or wind
  7. 11. description of the variety of different species in an ecosystem
  8. 13. physical characteristics or behaviour of a species that increases the species
  9. 15. techniques for separating solutions that involves boiling and condensation
  10. 16. average weather measured over a long period of time
  11. 17. area of land that drains into one main lake or river
  12. 18. water water containing a high concentration of calcium and magnesium
Down
  1. 1. Stream of water that moves within a large body of water
  2. 2. circular movement of water particles that causes in pattern that moves along the waters surface
  3. 3. large moving body of ice
  4. 7. Divide highest point of land on a continent
  5. 12. amount of dissolved salts in water
  6. 14. observe check or keep track of something for a specific purpose