Plate Tectonics

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Across
  1. 4. A dip in Earths crust
  2. 7. Alfred Wegener's Theory
  3. 8. Made from cucumbers
  4. 9. Largest rodent on Earth
  5. 10. Two plates sliding against each other
  6. 12. Happens underwater
  7. 13. These cause continntal drift
Down
  1. 1. There are many different types
  2. 2. Died in Greenland
  3. 3. Rising of heat and falling of cool.
  4. 5. Two plates moving toward each other
  5. 6. Two plates moving away from each other
  6. 11. Not mass, but ______________