Plate Tectonics

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Across
  1. 4. Two plates slide apart forming Rift Valleys or seafloor spreading
  2. 6. Scientist who suggested the theory of continental drift
  3. 7. Outer layer of the earth where we live
  4. 8. Two plates collide forming mountains
  5. 10. The layer of the earth that the tectonic plates float on
  6. 11. The large landmass known as Pangaea
  7. 12. Molten rock that pushes up from the mantle to become lava
Down
  1. 1. The place where two plates meet
  2. 2. Crust layer that is denser and thinner than contintal crust
  3. 3. Solid center of the earth made of nickel and iron
  4. 5. The layer of the earth that is broken up into plates
  5. 9. Two plates slide past each other causing earthquakes and volcanoes