Tectonic plates

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Across
  1. 2. The foundation for pizza
  2. 4. When one plate goes under another one
  3. 7. The Superman of continents
  4. 8. Where plates have moved apart to create volcanoes
  5. 9. The ball shaped thing under the mantle
  6. 10. the center
Down
  1. 1. Between the crust and mantle
  2. 3. The transfer of heat in circular motions
  3. 5. Ditch
  4. 6. tectonics Subterranean movement