Soil

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Across
  1. 5. the minerals that make up the largest portion of most soils
  2. 6. The layer of soil right below the topsoil
  3. 9. the top layer of soil
  4. 12. The smallest soil particle
  5. 13. the largest soil particle
  6. 14. the process of eroding rock over time, primarily through the action of rainfall and snowfall.
Down
  1. 1. also referred to as C-layer
  2. 2. the layer of soil right below the topsoil
  3. 3. The underlying soil material that gives rise to the subsoil and topsoil
  4. 4. the wearing away of soil by wind or water
  5. 7. The top layer of the soil horizon
  6. 8. soil that contains approximately 40% sand, 40% silt, and 20% clay.
  7. 10. A layer of organic matter
  8. 11. the fine, relatively inert soil particles carried by running water and deposited as a sediment
  9. 15. material composed of decomposing and decomposed living organisms