Tectonic plates

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Across
  1. 3. when 2 plates seperate
  2. 5. most inner layer of the earth
  3. 6. when 2 plates rub togther
  4. 7. outter most part of earth
  5. 8. the name when all thing were connected
Down
  1. 1. found out about pangea
  2. 2. when to plates collide
  3. 4. when the sea floor spreads