Science vocab

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Across
  1. 6. joins places that have the same air pressure
  2. 8. Large clouds that often produce thunderstorms
  3. 11. clear skies, calm air or gentle breezes
  4. 12. Wispy, feathery clouds
  5. 15. the lower part of the thermosphere
  6. 17. gases that surrounds Earth
  7. 18. located between 30 and 60 degrees latitude Move West to East.
  8. 20. The effect of Earth's rotation on the direction of winds and currents.
Down
  1. 1. dark, low-level clouds accompanied by light to moderately falling precipitation.
  2. 2. cloudiness and stormy weather
  3. 3. The outer layer of the thermosphere, extending outward into space.
  4. 4. dirty air
  5. 5. A brownish haze formed when pollutants react with each other in the presence of sunlight.
  6. 7. 3rd layer of the atmosphere. Coldest layer
  7. 9. The second-lowest layer of Earth's atmosphere. Ozone is found here,
  8. 10. The uppermost layer of the atmosphere,the hottest layer
  9. 12. Fluffy, white clouds,look like rounded piles of cotton.
  10. 13. meaning "middle"
  11. 14. grayish clouds that often cover the entire sky. Light mist or drizzle
  12. 16. Also known as London-type smog; created by burning coal.
  13. 19. contaminated rain