Kevyan's Atmosphere Crossword Puzzle

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Across
  1. 3. direct contact with an object
  2. 5. very spread out particles
  3. 8. where weather occurs
  4. 9. the planet we live on
Down
  1. 1. blocks out harmful rays
  2. 2. the center of our solar system
  3. 4. average energy of a system
  4. 6. 21% of Earths air
  5. 7. occurs in the Thermosphere
  6. 10. total energy of the system