The Earth

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Across
  1. 5. The crust layer is this temperature.
  2. 6. Move the ground we stand on.
  3. 8. The layer closest to the crust.
  4. 14. We walk on this layer.
  5. 15. The inner core is this temperature.
  6. 17. The big round ball that we live on.
Down
  1. 1. Convection currents happen here.
  2. 2. A type of rock found in the oceanic crust.
  3. 3. The layer closest to the outer core.
  4. 4. A type of rock found in the continental crust.
  5. 7. The ocean floor.
  6. 9. The crust is the ____________ layer.
  7. 10. The mantle is the ___________ layer.
  8. 11. The very center of the earth and is made of iron.
  9. 12. Liquid rock is called this.
  10. 13. The earth has this many layers.
  11. 16. The layer that sits under the mantle and is made of iron and nickel.