plate boundary

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Across
  1. 1. a process where one plate sinks beneath the other plate
  2. 7. predominantly sliding motion of transform boundary
  3. 8. mountain chains
  4. 9. other term for transform boundary
  5. 10. steep sided valley of ocean floor that created by subduction
Down
  1. 2. a denser plate that usually subducted beneath the other
  2. 3. part where an oceanic crust begins to melt when it is forced down
  3. 4. other term for divergent boundary
  4. 5. spreading boundary
  5. 6. two or more plates collide