Earth

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Across
  1. 2. - 2 things pushed together
  2. 3. 2 layers, asthenosphere, and lithosphere
  3. 4. core- Only liquid layer
  4. 6. The center of the earth
  5. 7. Spreading- Harry Hess found this
  6. 8. One of the 2 layers of the mantle
  7. 10. core- hot as the surface of the sun
Down
  1. 1. One of the 2 layers of the mantle
  2. 2. Boundary- Mountains and Trenches
  3. 5. The layer we live on
  4. 9. Tectonic Theory- Created by Alfred Wegener