continental drift

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Across
  1. 3. South America and Africa
  2. 8. The hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations
  3. 10. Last name of A German scientist who proposed the theory of continental drift
  4. 11. A plate boundary where two plates move past each other in opposite directions
Down
  1. 1. A tectonic plate division of the lithosphere that includes the continental crust of South America and the oceanic crust extending to the Mid-Atlantic ridge.
  2. 2. two continents did Alfred Wegener think looked like they fit together like puzzle pieces?
  3. 4. 2nd largest continent
  4. 5. A trace of an ancient organism that has been preserved in rock.
  5. 6. A plate boundary where two plates move toward each other
  6. 7. A plate boundary where two plates move farther from each other
  7. 9. The name of the single landmass that broke apart 200 million years ago and gave rise to today's continents