Earth's Interior and Continental Drift

1234567891011121314
Across
  1. 3. innermost layer composed of iron and nickel
  2. 5. Layer divided up into the tectonic plates
  3. 6. Supercontinent theorized by Alfred Wegener
  4. 8. Dense solid metal layer
  5. 10. The plastic layer in the mantle
  6. 13. middle compositional layer comprised of magnesium, silicon, and iron
  7. 14. Layer composed of liquid metal
Down
  1. 1. Predominate group of minerals in the crust composed of silicon and oxygen
  2. 2. Technology used to map the seafloor
  3. 4. The father of continental drift
  4. 7. outermost layer composed of silicon, aluminum, and oxygen
  5. 9. strong physical layer
  6. 11. Theory based on both the theory of continental drift and the theory of seafloor spreading
  7. 12. group of igneous rocks that cool to form new seafloor after exiting the Earth