Earth's interior and continental drift

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Across
  1. 3. Continent that looks like it fits with South America
  2. 4. What continents float on as they move around
  3. 5. Layer of core closest to mantle
  4. 8. One piece of evidence for continental drift that involves continents slamming into each other
  5. 10. Layer between lithosphere and core
  6. 11. Hottest and most dense layer of core
Down
  1. 1. Layer between crust and mantle
  2. 2. One piece of evidence for continental drift that involves ancient animals
  3. 6. Outermost layer of Earth
  4. 7. Name of scientist who proposed continental drift
  5. 9. Name of supercontinent with all continents joined together