unit 3 vocabulary

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Across
  1. 5. graph shows relationships with star
  2. 7. star collapse under gravity
  3. 8. large cloud of gas
  4. 9. spectrum wavelengths or frequencies
  5. 11. magnitude how bright star is
Down
  1. 1. year distance of light
  2. 2. space matter of energy
  3. 3. small hot dim star
  4. 4. magnitude measure of how bright star is
  5. 6. actual brightness of object
  6. 10. dust, gas bonds