Plate Tectonics

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Across
  1. 2. tuzo wilson
  2. 4. holmes
  3. 5. theory
  4. 6. zone
  5. 7. tectonics
  6. 11. plate
  7. 12. plate
Down
  1. 1. isotopes
  2. 3. hess
  3. 6. zones
  4. 8. fault
  5. 9. crust
  6. 10. belts