8th grade Science - Atmosphere Unit

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Across
  1. 2. average weather; long time period (e.g. 30 years)
  2. 4. region of the atmosphere containing ions
  3. 5. strong storm with a low-pressure center; formed due to Jet Stream, warm & moist air, and a thunderstorm present
  4. 8. layer protecting troposphere from UV rays
  5. 10. height above the local surface of the Earth; similar to the elevation
  6. 11. a large body of air
  7. 15. formed due to a thunderstorm present;
  8. 17. the reason why global warming is occurring
  9. 18. measurement of the heat of an object
  10. 19. uppermost layer of Earth's atmosphere
  11. 20. circles running east to west that show the north-south position
Down
  1. 1. the state of the atmosphere
  2. 3. the lowest layer of Earth's atmosphere
  3. 6. chemicals that damage the ozone layer
  4. 7. objects that help the survival of life
  5. 9. steady rise of global temperatures
  6. 12. coldest layer; where meteors burn up
  7. 13. layer of the atmosphere containing ozone
  8. 14. mass per unit of volume (e.g. kg/mL)
  9. 16. a scientist that studies weather