Plate Tectonics

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Across
  1. 3. The pieces that the crust is made of.
  2. 5. When plates pull apart.
  3. 6. The thing that forms when one plate goes under another.
  4. 7. What earthquakes sometimes form(comes from the ocean).
Down
  1. 1. When plates collide.
  2. 2. Liquid inside the mantle.
  3. 4. When plates slide against each other.