Plate tectonic crossword puzzle

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Across
  1. 2. lower mantle upper inner core
  2. 4. Eurasian
  3. 6. slides past
  4. 9. large pieces of rock that make up the crust
Down
  1. 1. north american plate
  2. 3. upper mantle crust
  3. 5. comes together
  4. 7. moves apart
  5. 8. ridge made by divergent boundary