Tectonic Plates

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Across
  1. 4. boundary that collides(makes mountains)
  2. 6. floor that is less dense
  3. 9. floor that is more dense
  4. 10. lines that are cause by earthquakes
Down
  1. 1. type of current in the mantle that causes plates to move
  2. 2. one plate goes underneath the other
  3. 3. density of 1 g/mL
  4. 5. boundary that divides or moves away
  5. 7. plates that move beneath our feet
  6. 8. boundary that slides past each other; causes earthquakes