Earth's Components

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Across
  1. 4. gasses in the earth make up the ___________
  2. 6. the gas that is most abundant in the atmosphere
  3. 9. temperature decreases in the troposphere and ________ as altitude increases
  4. 12. Glaciers and oceans are part of the ________
  5. 13. This layer of the earth is the most dense
  6. 14. the atmospheric layer that is most dense
  7. 15. metal found in the earth's core
Down
  1. 1. this is how the layers of the Earth and atmosphere are sorted
  2. 2. earth sphere that is encompasses the solid rock
  3. 3. this protective layer is found in the stratosphere
  4. 5. the semi-solid layer of the upper mantle
  5. 7. the earth layer that is completely liquid
  6. 8. earth sphere that encompasses all life
  7. 10. the layer that has convection currents
  8. 11. the least dense earth layer