Processes that shape the Earth

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Across
  1. 5. a hole in Earth's surface that develops when the ground collapses into space beneath it
  2. 8. a mountain on the ocean floor made from volcanic activity
  3. 9. special buoys in the ocean to detect the rise and fall of water waves
  4. 12. to move into its space and push it out of position
  5. 13. a word people often use to refer to the slow process of erosion
  6. 14. molten material from Earth's mantle below Earth's surface
  7. 15. molten material from Earth's mantle after it has reached Earth's surface
Down
  1. 1. allows geologists to measure the amount of sulfur dioxide in gas plumes released from a volcano
  2. 2. movement of sediment from one location to another
  3. 3. a wave or series of waves caused by displaced water
  4. 4. a man made structure that can absorb some of the force of tsunami waves
  5. 6. in geology, a plume of magma that causes eruptions through Earth's crust without plates interacting
  6. 7. the process of breaking rock into smaller pieces
  7. 8. a procedure of study used to examine and measure features of an area of land
  8. 10. small pieces of rock or other hard material that has broken down over time
  9. 11. an opening in Earth's crust through which lava erupts onto the surface