Plate Tectonics

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Across
  1. 4. goes under
  2. 6. Tectonic plaets
  3. 8. Boundary plates going apart
  4. 9. Boundary plates coming together
Down
  1. 1. hot mountain
  2. 2. in ocean
  3. 3. hot
  4. 5. hot rises and cold sinks
  5. 7. Boundary plates sliding past each other
  6. 10. a crack or split