Plate Tectonic Crossword Puzzle

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Across
  1. 2. The region where oceanic plates sink down into the asthenosphere
  2. 4. A plate boundary where two plates move past each other in opposite directions
  3. 7. the region where two tectonic plates are in contact
  4. 9. a block of lithosphere that consists of the crust and the rigid, outermost part of the mantle
  5. 11. a series of volcanoes formed at a subduction zone
  6. 12. the idea that continents have moved and are still moving slowly across the Earth's surface
  7. 13. the theory that the lithosphere is broken up into large plates that move and then rejoin; considered the unifying theory of geology
Down
  1. 1. A plate boundary where two plates move away from each other
  2. 3. The shaking that results from the movement of rock beneath Earth's surface.
  3. 5. A plate boundary where two plates move toward each other
  4. 6. A break in the earth's crust
  5. 8. A deep valley that forms where two plates move apart
  6. 10. A weak spot in the middle of a tectonic plate where magma surfaces; forms a volcano (ex: Hawaii & Yellowstone)