Geology

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Across
  1. 3. The thick layer of mostly solid rock below the crust.
  2. 5. The liquid part of the core.
  3. 6. The region below Earth’s surface.
  4. 8. The outside or top of Earth.
  5. 10. A representation used to explain or study something.
Down
  1. 1. The solid center of Earth.
  2. 2. The rigid crust and uppermost mantle, broken into plates.
  3. 4. Earth’s central region, made mostly of iron and nickel.
  4. 7. Earth’s thin, outermost rocky layer.
  5. 9. The study of Earth, its materials, and how it changes.