Earths Atmosphere

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Across
  1. 2. Third Layer
  2. 4. a colorless and non-flammable gas at normal temperature and pressure
  3. 7. The only place life can live
  4. 8. The sphere that holds all of the water in all forms
  5. 10. The sphere that has all animals and plants
  6. 12. First Layer
  7. 13. the mostly solid bulk of Earth's interior
  8. 15. Southern Lights
  9. 16. Fourth layer
  10. 17. Northern Lights
Down
  1. 1. The outer core of Earth
  2. 3. second layer
  3. 5. The inner core of Earth
  4. 6. includes solid precipitation, snow, sea ice, lake and river ice, icebergs, glaciers and ice caps
  5. 9. Fifth Crust
  6. 11. Protects the Earth from ultraviolet radiation
  7. 14. Earths Crust