Plate Tectonics

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Across
  1. 2. The supercontinent that existed millions of years ago before breaking apart.
  2. 5. Boundary where plates slide past each other.
  3. 7. A mid-ocean structure formed at divergent boundaries
  4. 9. The rigid outer part of the Earth, consisting of the crust and upper mantle, which is broken into tectonic plates
  5. 11. A break in the Earth's crust where movement occurs.
  6. 13. A rigid section of Earth’s crust.
  7. 15. Rising and sinking of heated material in the mantle
Down
  1. 1. boundary A boundary where plates slide past each other
  2. 3. The layer beneath the lithosphere where convection occurs.
  3. 4. Type of boundary where plates move toward each other.
  4. 6. Molten rock beneath Earth’s surface
  5. 8. TECTONICS Theory explaining movement of Earth’s plates.
  6. 10. A valley that forms where two plates move apart
  7. 12. A vent in the Earth's crust through which lava, gas, and ash erupt.
  8. 14. Deep linear feature formed at subduction zones