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Liono4ka [1.6K]
3 years ago
13

In which of the following materials is the velocity of light greatest?

Biology
2 answers:
RSB [31]3 years ago
5 0
You didn't put any answer choices, but air and water are generally the greatest.
Ipatiy [6.2K]3 years ago
4 0

Penn Foster Students:  air

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