Plate Tectonics

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Across
  1. 3. a fissure in the earth's crust through which gases erupt
  2. 6. rich in implication
  3. 11. the lower layer of the crust
  4. 12. movement of the edge of one tectonic plate under another
  5. 13. outer layer of the earth
  6. 15. plate plate below the north american plate
  7. 16. core hot, dense ball of (mostly) iron.
Down
  1. 1. the act of putting something somewhere
  2. 2. super continent made up of all continents
  3. 4. the amount per unit size
  4. 5. the exertion of force to a surface
  5. 7. transfer of heat caused by molecular motion in liquid or gas
  6. 8. core fluid layer about 2,260 km
  7. 9. the layer under the earth
  8. 10. plate plate covering most of North America
  9. 14. The center of an object