Science

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Across
  1. 3. crust ocean basin, thin
  2. 4. zone tectonic plates meet
  3. 6. boundary one moves under the other one up top
Down
  1. 1. crust layers of rocks
  2. 2. boundary subduction
  3. 5. rubbing together
  4. 7. boundary constructive boundary
  5. 8. boundary sliding sideways