In which material does light travel fastest?
A)glass
B)water
C)plastic
D)air
E)same for all

Name: In which material does light travel fastest? A)glass B)water C)plastic D)air E)same for all
Brand: Quizplus
Rating: 4.9 (34 reviews)

Question

Quizplus · Accepted Answer

Light travels fastest in air as it has the lowest refractive index among the options given. The refractive index of a medium determines the speed of light in that medium. The higher the refractive index, the slower the speed of light.

In Which Material Does Light Travel Fastest