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299,792,458 meters (186,282 miles) per second ... the speed of all forms of

electromagnetic radiation, including light, in vacuum.

The speed is slightly less in air, water, glass, jello, etc.

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13y ago
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6mo ago

The speed of electromagnetic radiation in a vacuum is approximately 299,792 kilometers per second (km/s) or about 186,282 miles per second (mi/s). This speed is commonly denoted by the symbol "c" in physics.

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Which of these is constant for ALL types of electromagnetic radiation in a vacuum?

The speed of light is constant for all types of electromagnetic radiation in a vacuum, regardless of frequency or wavelength. It travels at approximately 299,792 kilometers per second.


Which property is the same for all forms electromagnetic radiation?

The speed (in a vacuum) is the same for all electromagnetic radiation.The speed (in a vacuum) is the same for all electromagnetic radiation.The speed (in a vacuum) is the same for all electromagnetic radiation.The speed (in a vacuum) is the same for all electromagnetic radiation.


What distance does electromagnetic radiation travel in PS?

In a vacuum, electromagnetic radiation travels at a speed of 300,000,000 meters/second. Just convert the picoseconds to seconds, then multiply by the speed of light, to get the distance (in meters).


What is the speed of electromagnetic radiation in a vacuum?

The speed of electromagnetic radiation in a vacuum is constant and approximately 299,792 kilometers per second, denoted as the speed of light (c).


Is the speed of electromagnetic waves in the vacuum?

3x10^8 m/s or 186,200 miles per secondThe same as speed of light in vacuum, which is one case of electromagnetic radiation, i.e. 299792458 m/s


What is the fastest that an electromagnetic wave can travel?

The fastest that an electromagnetic wave can travel is 299,792,458 meters per second.That's the "speed of light" ... and all other electromagnetic radiation ... in vacuum.


How fast does an electromagnetic wavelength move?

In a vacuum, all electromagnetic waves/radiation moves at the speed of light (c = 299792458 meters/second). However in matter the speed that electromagnetic waves/radiation moves is reduced by the reciprocal of the index of refraction for that material.


What travels at 300000km per second?

That is the approximate speed of electromagnetic radiation (usually referred to as light) in a vacuum.


What type of light waves can travel through a vacuum?

Electromagnetic waves, including visible light, infrared, and ultraviolet radiation, can travel through a vacuum without the need for a medium to propagate.


Is the speed of a radio wave in a vacuum greater than the speed of a gamma ray?

No. The speed of all electromagnetic radiation is the same in vacuum, from the longest radio wave to the shortest gamma wave.


Is light a form of a electromagnetic radiation?

Yes, light is a form of electromagnetic radiation. It falls within the electromagnetic spectrum and is characterized by its wave-like behavior and ability to travel through a vacuum at the speed of light.


Which light has the greatest speed?

In a vacuum, all types of light, including visible light and other types of electromagnetic radiation, travel at the speed of light, which is approximately 299,792 kilometers per second.