Soil

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Across
  1. 5. the amount of each kind of particle in a soil sample
  2. 7. decayed organic material found in soil
  3. 8. a pile of rocks and soil deposited by a glacier
  4. 9. the largest kind of particle in soil
  5. 11. the ____ cycle; changing from one type to another
  6. 13. the sediment that a stream carries
  7. 15. an area of sediment deposited at the mouth of a river
  8. 18. the dropping of sediment and rocks in a new location
  9. 19. a type of erosion caused by gravity; a mass movement
  10. 22. occurs whenever rocks rub against each other
Down
  1. 1. a fertile soil with equal parts of sand and silt with about half as much clay
  2. 2. contains weathered minerals and some nutrients from the humus
  3. 3. unweathered rock that influences the soil above it
  4. 4. the process of breaking down rocks
  5. 6. ______ weathering; changes rocks into new substances
  6. 10. the process of wind picking up loose sediment and carrying it away
  7. 12. depositions look _______ because sediment falls according to weight
  8. 14. the movement of weathered material from one place to another
  9. 16. small particles of weathered rocks and minerals
  10. 17. layers of soil
  11. 20. unmelted snow that gets compacted down into ice
  12. 21. the primary force behind erosion