Plate tetonics

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Across
  1. 3. causes earthquakes
  2. 6. the plates move apart
  3. 7. two plates come together one is dense and one is less dense
Down
  1. 1. layer of the earth where convection happens
  2. 2. the plates come together
  3. 4. occurs at divergent boundaries
  4. 5. plates slide past each other