Plate tectonics

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Across
  1. 4. continuous process of forming new igneous rock at mid ocean ridges by ingection of magma that forms new sea floor
  2. 8. underwater mountain range
  3. 10. a break or crack in the earth's surface
Down
  1. 1. a region where two tectonic plates move away from each other
  2. 2. a region where two tectonic plates slide past each other
  3. 3. a region where two tectonic plates collide or push together
  4. 5. the region where one of the plates slide under another plate
  5. 6. a crack that forms between two tectonic plates
  6. 7. an area of volcanic activity generally in the middle of a plate
  7. 9. shaking that occurs when rock in Earth's crust breaks and releases pressure quickly