Continental Drift

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Across
  1. 1. The continents ______ over years
  2. 4. The outermost layer
  3. 5. All the continents together
  4. 6. Was one such discipline
  5. 8. Continents starting to separate
  6. 9. How did Wegener die
  7. 10. Origin of Continents and Oceans, Wegener's book
Down
  1. 2. Wegener's doctorate
  2. 3. Where Wegener died
  3. 7. Day, What the Earth looks like today