contestada

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 reflection

B. Index of refraction

C. Angle of reflection

D. Angle of incidence

Respuesta :

BHmohammad
it's B, index of refraction.
angelenesilva77

Answer:

its B :)

your welcome c:

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