Unit 3 vocab

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Across
  1. 2. small hot dim star
  2. 4. gigantic explosion where a massive star collapses
  3. 5. all of the wavelengths of electromagnetic radiation
  4. 7. large cloud of gas
  5. 8. actual brightness of object
  6. 10. measure of how bright a star would be from standard distance
  7. 12. graph that shows relationship between star tempature and absolute magnitude
Down
  1. 1. space and all the matter
  2. 3. brightness of a star
  3. 6. star that has collapsed under gravity
  4. 9. collection of stars
  5. 11. distance light travels in a year