Plate Tectonics

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Across
  1. 3. when plates slide past one another
  2. 4. the amount of big plates on Earth
  3. 6. when one plate moves underneath the other
  4. 9. when plates move apart from one another
  5. 10. the type of crust that we live on
Down
  1. 1. when plates move towards each other
  2. 2. structure that forms and becomes a range
  3. 5. structure that forms that may explode or ooze
  4. 7. the outermost layer of earth
  5. 8. thin and dense crust