Dynamic Earth's Crust

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Across
  1. 6. When the plates move energy is released when they get caught up and break.
  2. 11. Heat distribution in fluids where heat rises as cool material falls.
  3. 12. Proposed the theory of Continental Drift.
  4. 13. An example of a divergent plate boundary.
  5. 14. The bending, tilting, or breaking of the earth's crust.
  6. 15. The earth's crust is made up of tectonic _____.
Down
  1. 1. Plate boundary where two plates move apart.
  2. 2. Plate boundary where two plates move past each other.
  3. 3. The outer most layer of the earth.
  4. 4. Proposed the theory of Sea Floor Spreading.
  5. 5. As these thaw and freeze they add and subtract a lot of mass from a piece of crust.
  6. 7. The modern theory that describes our dinamic crust and its movements.
  7. 8. The super continent that Wegener proposed.
  8. 9. Plate boundary where two plates come together.
  9. 10. The movement of the crust up and down as material is gained or lost on the surface.