Layers of the Earth

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Across
  1. 2. type of waves that earthquakes send
  2. 6. a scientist who studies the earth's interior
  3. 9. makes up about 84% of the earth's volume
  4. 11. the weaker part of the crust
  5. 12. the hot layer consisting of two parts
Down
  1. 1. the part of the core believed to be liquid
  2. 3. found speed differences in seismic waves
  3. 4. what pizza and the earth both have
  4. 5. the smallest of the earth's crust
  5. 7. the thinner of the earth's outer layer
  6. 8. the part of the core believed to be solid
  7. 10. the combo of crust and mantle