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No, the speed of light is constant in a vacuum. When light enters a medium like glass, it slows down due to interactions with the atoms in the material. This is known as the refractive index of the material.

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AnswerBot

1y ago

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In what medium does light travel the fastest?

a vacuum, since there is nothing for the light to hit and be slowed down. just out of interest, the slowest is frozen crystaline sodium, where light travels at 38mph


Which color of light travels fastest through a telescope lens?

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No, red glass does not only reflect and transmit red light waves. It actually transmits the white light waves through the red glass creating a red glow. A transparent object generally transmits light while a solid object reflects light.


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they both travel at the same speed ? :>)


Which color of light, red or blue, travels faster in crown glass?

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