Plate tectonics

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Across
  1. 2. the point underground where magma is heated
  2. 5. hot magma moving towards the surface, cools then sinks again
  3. 7. two oceanic plates collide
  4. 9. the earths crust and upper mantle
  5. 11. a break in the earths crust due to movement
  6. 12. plates below the continent
  7. 13. two tectonic plates moving apart
Down
  1. 1. The lithosphere broken into sections called plates that break and move.
  2. 3. the plastic layer below the lithosphere
  3. 4. boundaries between two plates that are colliding
  4. 6. the less dense plate slides under the more dense plate
  5. 7. two plates sliding past each other creating friction
  6. 8. oceanic and continental plates colliding
  7. 10. seafloor spreading