Stars and Brightness

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Across
  1. 1. the distance from a star's center to its outside; used to describe its size
  2. 4. a major factor that affects how brights a star looks from Earth
  3. 5. the color of the hottest stars
  4. 7. hotter stars appear _____ than cooler stars
  5. 8. the color of the coolest stars
Down
  1. 2. the type fo brightness that measures how bright a star looks from Earth
  2. 3. the star tha looks brightest and biggest because it is closest to us
  3. 6. a unit used to measure distances in space; the distance light travels in one year