Earth Structure & Plate Tectonics

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Across
  1. 2. An element found in both the inner and outer core
  2. 4. Is about 1,800 miles thick
  3. 5. Malleable semiliquid directly underneath the lithosphere
  4. 8. Made up of crust and a tiny bit of the upper mantle
  5. 10. The only liquid layer
  6. 12. Evidence that supports continental drift
  7. 13. Supercontinent was called ___ meaning "All the earth"
Down
  1. 1. The German scientist who proposed the theory of continental drift
  2. 3. 1,800-3,200 miles thick below the surface
  3. 6. Scientists who study seismic waves generated by earthquakes.
  4. 7. an extremely hot, solid sphere 750 miles in diameter
  5. 8. Pangaea broke up into two landmasses, one of which is __ in the NORTH
  6. 9. Pangaea broke up into two landmasses, one of which is __ in the SOUTH
  7. 11. Hard and rigid, only a few miles thick