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The speed of light in a vacuum is the same for any frequency. It is always 3 x 108 meters/second.

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14y ago

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What kind of EM wave travels fastest in a vacuum?

All electromagnetic waves travel at the same speed in a vacuum, which is the speed of light, approximately 3.00 x 10^8 meters per second. This includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.


Is a vacuum makes the light travels slow?

No. Usually light travels fastest in a vacuum; slower in other substances.


What does light travel faster in?

It travels fastest in a vacuum.


What type of medium does light travels fastest?

A vacuum.


Light travels fastest in what?

Light travels at 299792458 meters per second in a vacuum.


What does light travel fastest in?

Light travels at 299792458 meters per second in a vacuum.


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


What travels at a greater speed ultraviolet light or infrared?

Ultraviolet light travels at a greater speed than infrared light. This is because the speed of light is constant in a vacuum, and different wavelengths of light, such as ultraviolet and infrared, have varying frequencies and energies.


What material does light pass through fastest?

Light travels fastest through vacuum, which is the absence of any material. In other materials, light typically travels slightly slower due to interactions with the atoms or particles in the material.


What does light travel fastest?

Light travels at 299792458 meters per second in a vacuum.


How fast is ultraviolet light?

Ultraviolet light travels at the speed of light, approximately 186,282 miles per second (299,792 kilometers per second) in a vacuum.


What speed in a vacuum ultraviolet or infrared?

c.All electromagnetic radiation travels at the same speed in a vacuum; it is labelled c.