Earth History

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Across
  1. 2. I spew lava from my top
  2. 4. Name of a supercontinent
  3. 5. Plates slide past one another
  4. 8. Landform with a peak
  5. 9. Plates pull apart or separate
Down
  1. 1. Plates collide together
  2. 3. circulating liquid
  3. 6. Hot semi-liquid
  4. 7. Ocean plate sinks