Plate Tectonics

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Across
  1. 2. proposed the idea of continental drift
  2. 4. tectonic plates sliding against each other
  3. 5. tectonic plates crashing into each other
  4. 8. proposed the theory of sea floor spreading
  5. 9. the upper layer of the mantle, responsible for tectonic plate movement
  6. 10. core the innermost and hottest layer of the earth
Down
  1. 1. created by divergent boundaries in the ocean
  2. 3. the outermost layer of earth
  3. 6. tectonic plates spreading apart, dividing
  4. 7. created by plates crashing into each other