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Home Q & A Board Science-Related Homework Help Physics
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doit_the_clown doit_the_clown
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7 years ago
Gamma rays are generally absorbed in the Earth's atmosphere.  However, it is possible to build Earth-based observatories that detect secondary effects of gamma rays, such as the blue light produced when the particles they collide with move faster than the speed of light in air.  This blue light is called
A)   synchrotron light.   C)   ultraviolet light.
B)   Cherenkov light.   D)   superluminal light.
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Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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papachulopapachulo
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7 years ago
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doit_the_clown Author
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7 years ago
Smart ... Thanks!
KaylenePig
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Yesterday
Good timing, thanks!
Lourd Jenkins
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2 hours ago
Thanks
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