Weathering and Soil Erosion

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Across
  1. 1. The molten rock beneath the Earth’s surface.
  2. 3. The zone of life on Earth.
  3. 4. The natural process through which rocks change from one type to another over time.
  4. 5. The process in which rocks are broken down in place by natural agents.
  5. 9. The innermost and hottest layer of the Earth.
  6. 11. Rocks formed from the remains of plants and animals (e.g., coal, limestone).
  7. 13. The uppermost fertile layer of soil rich in humus.
  8. 14. The process by which water dissolves minerals and carries them downward in soil.
Down
  1. 2. Layer of gases surrounding the Earth.
  2. 6. The type of rock formed when magma cools and solidifies.
  3. 7. Planting of trees to prevent soil erosion.
  4. 8. The hard outer layer of the Earth made up of rocks and soil.
  5. 10. The type of weathering caused by living organisms.
  6. 12. The movement of weathered materials by wind, water, or ice.