tectonic plates

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Across
  1. 3. A certain crossing line
  2. 6. Happens when transform plates move
  3. 9. Made by convergent boundaries
Down
  1. 1. When 2 plates collide
  2. 2. When 2 plates move along mid-ocean ridge
  3. 4. Formed by Divergent boundaries
  4. 5. breaks in the Earth
  5. 7. When 2 plates slip past the boundary
  6. 8. pieces of the Earth