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wwashington2 wwashington2
wrote...
Posts: 347
6 years ago
Relative to its average speed in air, the average speed of a beam of light in glass is
A) more.
B) the same.
C) less.
Read 163 times
3 Replies
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s453453s453453
wrote...
Posts: 201
6 years ago
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wwashington2 Author
wrote...
6 years ago
TY!
wrote...
6 years ago
You're welcome
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