Atmosphere, Weather Climate Crossword Puzzle

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Across
  1. 2. lines horizontally across the globe
  2. 4. The amount of oxygen in the atmosphere has ________ over time
  3. 6. The study of atmosphere
  4. 7. the transfer of energy as heat through a material
  5. 8. movement of matter due to differences in density that are caused by temperature variations
  6. 9. The amount of carbon dioxide in the atmosphere has _______ over time
  7. 12. Highest layer of the atmosphere
  8. 14. lines vertically across the globe
  9. 15. The long term weather patterns
  10. 18. makes up 21% of the atmosphere
  11. 19. How many billions of years ago did oxygen first appear in the atmosphere?
  12. 21. Dioxide makes up 0.03% of the atmosphere
  13. 22. A mixture of gasses that surrounds a planet
  14. 26. makes up 78% of the atmosphere
  15. 27. When the ozone layer becomes an air pollutant
  16. 29. caused by regular variations in sunlight, temperature and weather patterns
  17. 30. this puts large amounts of dust into the atmosphere which block sunlight and lower temperatures.
Down
  1. 1. Ocean Currents act like a _____
  2. 3. lowest layer of the atmosphere
  3. 5. energy that is transferred as electromagnetic waves.
  4. 10. The study of earth's climate and the factors that affect it
  5. 11. temperatures in this region are moderate
  6. 13. What orbit puts the Earth closer to the sun?
  7. 16. when the ozone layer protects earth from UV Rays
  8. 17. temperature in this region are cold
  9. 20. Low sunspot activity correlates to colder temperature on earth
  10. 23. The short term weather conditions
  11. 24. receive the most solar radiation and are generally warm year round
  12. 25. a gas that occurs both in the Earth's upper atmosphere and at ground level
  13. 28. brings stormy weather to dry areas and dough to areas that are usually wet