Science vocab

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Across
  1. 5. A type of energy that comes to earth from the sun can damage the skin and cause cancer and is mostly absorbed by the ozone layer
  2. 6. layer of electrically charged particles in the thermosphere that absorbs AM radio waves during the day and reflectsthem back at night
  3. 9. Air planes travel in this layer the ozone layer is located here
  4. 10. Earth's air which is made up of a thin layer of glasses solids and liquids forms a protective layer around the planet and is divided into five distinct layers
  5. 13. thermal energy travelling in waves or rays
  6. 14. protects earth from gamma and x-ray radiation
  7. 16. thermal energy going through a material by tough
  8. 18. Above 80 km and extends to space has the highest temperatures contains the upper portion
Down
  1. 1. substance heats up and become less dense releases heat cools down and becomes more dense sinks and repeats forming currents
  2. 2. group of chemical compounds used in refrigerators air conditioners foam packages and aerosol sprays that may enter the atmosphere and destroy ozone
  3. 3. outermost layer of the atmosphere satellites are located here
  4. 4. narrow belt of strong winds that blows near the top of the troposphere
  5. 7. layer of the stratosphere with a high concentration of ozone absorbs most of the suns harmful unltraviolet radiation
  6. 8. how energy travels from the sun to earth can be helpful or harmful and are reflected absorbed or scattered
  7. 11. light reflecting off a particle and going in all directions creates blue skies
  8. 12. shooting stars known as meteors burn up in this layer contains the lower portion of the ionospher
  9. 15. layer of Earth's atmosphere that is closest to the ground and contains 99 percent of the water vapor and 75 percent of the atmospheric gases where clouds and weather occur
  10. 17. keep earth warm at night and cool during the day