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Show me another »Why do stars flicker red and blue at night?
why do stars flash red and blue
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It's caused by the star light passing through Earth's atmosphere. Temperature differences, density differences, smog, all effect the color of star light as well as making it flicker.
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Other Answers (3)
- The flicker is due to the Earth's atmosphere. Similar to when on a hot summer day you look down a long road and the distance is shimmering.25% 1 Vote
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- Refraction and dispersion of light due to air currents.
http://en.wikipedia.org/wiki/Dispersion_…0% 0 Votes
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BECAUSE TRIXS ARE FOR KIDS25% 1 Vote
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