Tectnoic plates Crossword

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Across
  1. 4. The largest of the earth's layers
  2. 8. The plate containing Argentina (2 words)
  3. 9. The plate that covers most of Asia
  4. 12. The Juan de ____ plate
  5. 14. The total number of tectonic plates
  6. 15. The type of Boundary that is a linear feature that exists between two tectonic plates that are moving apart from each other
  7. 17. The smallest plate (3 words)
  8. 18. The plate covering most of the south
  9. 20. The largest tectonic plate
Down
  1. 1. A large plume of hot mantle material rising from deep within the Earth
  2. 2. The plate covering most of the West side of the South American Plate
  3. 3. Long, narrow depressions on the seafloor (two words)
  4. 5. The outermost rigid layer of earth
  5. 6. The number of major tectonic plates
  6. 7. The number of minor tectonic plates
  7. 10. The sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate
  8. 11. A fracture or zone of fractures between two blocks of rock
  9. 13. the plate containing Greenland (2 words)
  10. 16. Plate _________
  11. 19. The type of Boundary when one plate slides beneath the other one