Unit 3 Science Vocab

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Across
  1. 3. explosion
  2. 4. brightness object
  3. 6. stars,dust,gas
  4. 10. electric radiation
  5. 11. collapsed
  6. 12. dim star
Down
  1. 1. temperature and magnitude
  2. 2. brightness from earth
  3. 5. cloud of gas
  4. 7. distance light travels
  5. 8. standard distance
  6. 9. matter