ESCI

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Across
  1. 4. Where two tectonic plates slide past each other horizontally
  2. 7. Mountain ridges along the ocean floor
  3. 9. Process of magma rising to the surface to creat new ocean crust
  4. 12. The centre of the ridge has a crack
  5. 13. Deep valleys in the ocean floor
  6. 14. The super continent
Down
  1. 1. Earth's deepest layer and is also the hottest.
  2. 2. Only layer that is liquid
  3. 3. This is a thin layer of solid rock surrounding the earth.
  4. 5. this plate boundary is where two tectonic plates colide.
  5. 6. this plate boundary is where two tectonic plates move apart.
  6. 7. Below the crust
  7. 8. As older rock gets pushed aside it accumulates this layer
  8. 10. tectonics Explains how and why continents move
  9. 11. Proposed the continental drift theory