Plate tectonic and layers

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Across
  1. 2. Scientific theory that explains how major landforms are created as a result of Earth's movement.
  2. 6. The most outer layer of Earth's atmosphere where satellites are
  3. 8. The boundary that was caused when the two plates move to pat each other in up and down motion.
  4. 9. The layer of Earth's atmosphere that absorbs x-rays and UV radiation from the sun
  5. 11. The solid nickel-iron center of Earth
  6. 13. Made with parts of the crust and the upper mantle
  7. 15. The layer of the atmosphere where large passenger aircraft fly in
  8. 16. The boundary that was caused by two plates being pulled apart creating rift valley
  9. 17. Liquid molten rock layer where tectonic plates sit on top.
Down
  1. 1. The layer made of liquid molten rocks
  2. 3. The boundary caused by the subduction of two plates
  3. 4. The Earth's layer made up of 78% Nitrogen and 21% Oxygen
  4. 5. The layer beneath the crust made of more rigid half-molten rocks
  5. 7. The lowest layer of Earth's atmosphere, where weather occurs
  6. 10. The coldest layer of the atmosphere and helps to burn up most the meteors
  7. 12. The Earth's layer beneath the surface and made of rocks
  8. 14. The liquid metallic center of Earth