Restless Earth

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Across
  1. 5. When unstable elements break down. Is responsible for the heat produced by the Earth core. (2 words)
  2. 8. Middle to lower mantle
  3. 11. A physical layer that consists of the crust and upper mantle.
  4. 14. Layer of gases that surround the earth.
  5. 15. Earth system that includes the layers of the Earth.
  6. 16. Liquid due to heat and pressure (2 words)
  7. 17. Layers that are affected by temperature, pressure, composition, and rigidity.
Down
  1. 1. Solid but putty. Right below the Lithosphere.
  2. 2. Earth system that contains all of the life.
  3. 3. Breaking down of rock.
  4. 4. The building up of landforms.
  5. 6. Waves created by earthquakes.
  6. 7. Waves that are slower moving and cannot move through liquids.
  7. 9. Layers of the Earth that have the same chemical makeup.
  8. 10. Waves that can travel through solids, liquids, and gasses. Fast moving.
  9. 12. Highest density and pressure of Earth's layers. (2 words)
  10. 13. The carrying away of rock.