Final Review

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Across
  1. 4. gone from area
  2. 5. Almost extinct
  3. 8. soil and subsoil that forms after weathering
  4. 11. water in trace amounts, or vapor
  5. 12. underground layer of water permeable rock
  6. 13. upper most layer of soil
  7. 17. found in one area
  8. 18. Amount of people in one area
  9. 20. introduction of harmful chemicals to environment
  10. 24. forms oxides with most elements
  11. 25. leaves some trees to grow and some to cut down
  12. 26. natural movement of air
Down
  1. 1. grainy material that is bigger then sand but smaller then clay
  2. 2. Variety of life on Earth
  3. 3. water below Earth's surface
  4. 6. interface between land and river
  5. 7. action of surface processes that removes soil and rocks
  6. 9. removing all trees from an area
  7. 10. extortion of force that makes object dense
  8. 14. water on ground surface
  9. 15. Best Management Practices
  10. 16. area of land that drains water
  11. 17. body of water becomes enriched with minerals
  12. 19. Layer that absorbs sunlight
  13. 21. leaving no trees left
  14. 22. grainy material composed of small rock
  15. 23. fine grained natural material