Plate Tectonic Boundaries & Features

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Across
  1. 4. when two tectonic plates move away from eachother
  2. 6. Super continent
  3. 7. creates new oceanic crust at a mid-ocean ridge
  4. 9. a long narrow ditch
  5. 10. underwater mountain range
  6. 11. Big lithosphere puzzle
  7. 12. edge of one plate descending below the edge of another
  8. 15. formed by convergent plate boundaries
Down
  1. 1. when two tectonic plates slide past eachother
  2. 2. The movment of the continents across the earth's surface
  3. 3. underwater volcano
  4. 5. Made the theory of continential drift
  5. 8. when two tectonic plates collide
  6. 13. formed by divergent plate boundaries
  7. 14. consisting of the crust and the upper mantle