Physics, 19.12.2019 11:31, graciecope04

Which term is defined as the ratio of the speed of light in a vacuum to the speed of light in the material it is passing through?

a. index of refraction
b. index of reflection
c. angle of reflection
d. angle of incidence

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Which term is defined as the ratio of the speed of light in a vacuum to the speed of light in the ma...