Plate tectonics

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Across
  1. 1. the thing that is caused by two oceanic plates going apart
  2. 3. the part containing the upper mantle and causing the plate tectonics to move
  3. 5. the part of the earth containing the crust and the upper mantle
  4. 6. the part containing all the mantle
  5. 8. where one plate meets another
  6. 11. the hottest part of earth
  7. 12. The land we stand on
  8. 14. The part of the core that is liquid
  9. 15. The theory that Alfred Wegner came up with
  10. 16. when two plates go apart
  11. 17. The thing that all plates are made of
Down
  1. 2. the hottest part of earth
  2. 4. the type of boundaries that slides past one another
  3. 7. the idea Alfred Wegner came up with
  4. 9. when one plate goes under another
  5. 10. The second layer of the earth
  6. 11. The first layer of the earth
  7. 13. the type of boundary where two plates Collide