Soil Vocabulary Practice

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Across
  1. 2. the rock formation that is the source of mineral fragments in the soil (somewhat weathered rock)
  2. 3. horizontal layers that reveal a soil's history, characteristics, and usefulness
  3. 5. Rock that makes up Earth's crust; also the solid rock layer beneath the soil
  4. 7. Rich, fertile soil that is made up of about equal parts of clay, sand, and
  5. 8. a crumbly, dark brown soil that is a mixture of humus, clay, and other minerals
Down
  1. 1. The layer of soil beneath the topsoil that contains mostly clay and other minerals.
  2. 2. A soil's ability to allow water through.
  3. 4. material formed from decaying leaves and other organic matter
  4. 6. The amount of air pockets in between soil particles.