Structure of the Earth - a functional model

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Across
  1. 1. The lithosphere/asthenosphere boundary
  2. 4. A model of the Earth based on how the layers act is called ...
  3. 7. the depth of the lithosphere/asthenosphere boundary is not ...
  4. 8. Heat is transferred from the core to the surface by ...
  5. 10. The way the asthenosphere moves under heat and pressure is semi-liquid, sometimes called ...
  6. 12. The denser type of lithosphere
  7. 14. The lithosphere contains the ... mantle
  8. 15. the thin layer between the asthenosphere and the lower mantle is the ... zone.
  9. 16. The 'Structural Model' divides the Earth into four basic ...?
Down
  1. 2. The upper part of the mantle that is not part of the lithosphere
  2. 3. the transition zone contains large volumes of ...
  3. 5. The lighter type of lithosphere
  4. 6. The top layer of the Earth in the functional model
  5. 9. We are not exactly sure of how the three zones of the mantle ...
  6. 10. The lower mantle is solid as it is under immense ...
  7. 11. The Lithosphere is ..., not liquid
  8. 13. The lithosphere contains both the ... and the top layer of the mantle.