Tectonic Plates Crossword

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Across
  1. 2. created the idea that plates shifted
  2. 5. what happens after two plates have separated
  3. 6. the molten rock under the Earth's crust
  4. 8. what the the crust is broken into.
Down
  1. 1. when two plates slide by each other
  2. 3. when two plates separate
  3. 4. when two plates collide
  4. 7. happens at a transform boundary