WSSC

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Across
  1. 6. alterating the size of rocks
  2. 7. the outer part of the earth
  3. 9. theory where the Earth's surface is made up of plates of Earth.
  4. 12. When two plates are in a Subduction zone, and one slides into the mantle
  5. 13. the parts of the crust that are on solid land
  6. 14. when plates rud against eachother but don't create or destory land
Down
  1. 1. the formation of new areas of oceanic crust.
  2. 2. Earth's crust that is under oceans
  3. 3. a long depression with steep walls
  4. 4. when two plates move away from each other
  5. 5. when two plates collide
  6. 8. the theory that the earth's continents move
  7. 10. long narrow depression on the sea floor
  8. 11. upper layer of the earths mantle