Plate Tectonics

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Across
  1. 3. Most dense inner layer of the Earth.
  2. 4. The layer of the Earth responsible for creating its magnetic field.
  3. 7. form where two oceanic plates are diverging.
  4. 8. Thickest layer of the Earth.
Down
  1. 1. the theory that the continents are moving on top of large pieces of the Earth's crust.
  2. 2. Gradual destruction by wind, water, and other natural elements.
  3. 5. an area NOT around a plate boundary where the mantle seeps up through the crust.
  4. 6. Thinnest layer of the Earth.