Earth and Space Review

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Across
  1. 2. condition of atmosphere at a certain time/place
  2. 5. Layer of the atmosphere in which you live
  3. 6. astronomical event where one celestial object moves in the shadow of another
  4. 10. composed of 15% iron and nickel
  5. 12. only location where hurricanes do not occur
  6. 13. aka axial tilt
  7. 14. stage of thunderstorm development where lightning occurs
  8. 17. most famous impact location in the world
  9. 19. farthest planet from the sun
  10. 20. Cloud associated with fog
  11. 21. planet with the most elliptical orbit
Down
  1. 1. layer of atmosphere where aurora's occur
  2. 3. Layers of the atmosphere
  3. 4. masses of frozen ice and dust
  4. 7. leading cause of death from 1940-2000
  5. 8. Caused by differences in air pressure
  6. 9. location in which nuclear fusion occurs
  7. 11. most active month of hurricanes
  8. 15. month of tornado season in Alabama
  9. 16. max number of eclipses per year
  10. 18. outermost layer of the sun's atmosphere