Unit 3 vocabulary

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Across
  1. 1. about 9.46 trillion kilometers
  2. 5. is bounded together by gravity
  3. 8. a gigantic explosion
  4. 9. a star that collapse under gravity
  5. 10. the brightness of a star as seen from earth
  6. 11. has all the en Ray in it
  7. 12. shows the relationship between a stars surface temperature and magnitude
Down
  1. 2. all of the frequencies or wave lengths of electromagnetic
  2. 3. a small dim star
  3. 4. a measure of how bright a star is from a stand erred distance
  4. 6. the actual brightness
  5. 7. where a star is born