Geology

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Across
  1. 3. super continent
  2. 4. plate boundary that pulls apart
  3. 7. middle part of the earth that contains liquified rock
  4. 8. the part of the earth we stand on or swim on top of
Down
  1. 1. plate boundary that collides or pushes together
  2. 2. inner most part of the earth
  3. 3. theory that the continents moved over time
  4. 5. plate boundary that slides past one another
  5. 6. study of the earth