Soil Formation and Properties

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