Geography

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Across
  1. 2. Molten rock that resides underneath the Earth. (12)
  2. 6. The deformation of rocks by compression. (13)
  3. 9. The exchange of carbon between sources. (11)
  4. 11. Chemical weathering process involving oxygen. (14)
  5. 12. The basis of soil development. (14)
  6. 13. When fracturing occurs between two portions of the Earth's Crust. (13)
  7. 14. A technique for long-term climatic reconstruction. (11)
  8. 15. The breakup of rock without chemical alteration. (14)
  9. 17. Molten rock that has appeared on the surface. (12)
  10. 19. A calcium carbonate mineral deposit in a cave. (11)
  11. 20. The rock overlaying bedrock. (14)
Down
  1. 1. All unit movements of materials propelled by gravity. (14)
  2. 3. A mountainous landform at the end of a magma conduit. (13)
  3. 4. The study of the changing climate for the Earth. (11)
  4. 5. Solidified and crystallized from magma or lava. (12)
  5. 7. Earth's outermost layer. (12)
  6. 8. Known as the Ring of Fire. (13)
  7. 10. A process that amplifies or reduces climatic trends. (11)
  8. 16. The most common Chemical sedimentary rock. (12)
  9. 18. A migrating piece of Earth's Crust. (13)