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Home Q & A Board Science-Related Homework Help Physics
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symbo symbo
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7 years ago
Compared to the speed of visible light in a vacuum (or in space), its speed in water or in glass is
A)   greater.
B)   less.
C)   exactly the same because the speed of light cannot vary.
D)   much greater.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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papachulopapachulo
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#1
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7 years ago
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symbo Author
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7 years ago
You make an excellent tutor!
jaray75
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Yesterday
Smart ... Thanks!
veronee_madison
wrote...

2 hours ago
Thanks
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