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The number to carry around with you is "300 thousand kilometers per second".
Technically: 299,792,458 meters (186,282 miles) per second, through vacuum.
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∙ 12y ago
Wiki User
∙ 7y ago300,000 kilometers per second
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What is transfer of energy through space?
An electromagnetic wave is a oscillation through 2 fields, electrical and magnetic fields of the space the wave is travelling through. These oscillations are at right angles to each other. Electromagnetic waves are carried by miniscule particles of energy called photons, Light itself is one of the forms of electromagnetic waves and all EM waves travel at the speed of light 3x10^8 ms or 300 000 000 metres per second. Photons have 0 mass. Nothing with mass can truly have a higher velocity then the speed of light or EM radiation. As they are carried by photons they need no medium to travel through and can therefore travel through space/a vacuum.
What are the three mediums waves can travel through?
Heat in the form of infrared radiation can travel through many mediums, and some better than others. It can also travel through the vacuum of space. The more transparent the medium is to infrared radiation, the better it will travel through it.
All electromagnetic waves have the same?
In a vacuum, all electromagnetic waves have the same propagation speed of c = 300,000,000 meters per second (the speed of light). All of these waves, however, may have different frequencies and thus wavelengths. The speed of a wave is related to its frequency and wavelength by the relation (speed) = (frequency) X (wavelength) Since the speed of electromagnetic waves in a vacuum is constant, the frequency and wavelength are "inversely proportional" to one another. This means that cutting the frequency of a wave in half makes its wavelength double, and vice versa.
When electromagnetic waves are moving through matter the speed of electromagnetic waves depends on?
Velocity of light in a medium depends on the electric and magnetic properties of that medium, namely permittivity, and permeability.
Condition in which dopller effect is not applicable?
in the vacuum of space. the Doppler effect depends on the time sound takes to travel through air, and the apparent change in that sound based on how far away it is as it approaches, passes and moves away from your stationary position. (if your position is not stationary, the effect is accelerated based on your speed as well as the speed of the moving (sounding) object or mechanism. since there is no air in space through the sound would have to travel, there should be (in theory) no Doppler effect in space. if you go into space and learn otherwise - let us earthbound humans know!
What are waves that travel through space at the speed of light called?
All electromagnetic waves travel through space at the "speed of light". Light is one form of electromagnetic waves.
Why does an electromagnetic wave in space never slow down?
In empty space, an electromagnetic wave can only travel at one speed - the speed of light.In empty space, an electromagnetic wave can only travel at one speed - the speed of light.In empty space, an electromagnetic wave can only travel at one speed - the speed of light.In empty space, an electromagnetic wave can only travel at one speed - the speed of light.
Do electromagnetic waves all travel at the same speed through space?
Through a vacuum ... yes. Through outer space, which is not quite a vacuum ... not quite, but very very close.
How fast do waves travel through space?
all electromagnetic waves travel at the same speed through space. This is the speed of light, or 300 000 000 m/s (3x108 m/s).
Do the waves of the electromagnetic spectrum travel at the same speed through space?
Yes. It's usually called the "speed of light", but it's actually the speed of all electromagnetic phenomena.
What speed do electromagnetic energy travel through space?
186,000 miles or 300,000,000 meters per second. The speed of light.
Who discovered that electromagnetic waves can travel through empty space at the speed of light?
James Clerk Maxwell.
What form of energy can travel through space at the speed of light?
(a) Electromagnetic waves; that includes light. (b) Gravity waves.
By which process does starlight travel though space?
In the form of electromagnetic waves through free space at the speed of light 3 x 108 m/s
Will electromagnetic radiation with a longer wave length travel through space slower than one with a shorter wave length?
The speed of electromagnetic radiation stays constant at a speed of 299,792,458 metres per second.
What is true of electromagnetic waves?
For instance, the fact that in a vacuum, it moves at the speed of light.For more information about electromagnetic waves, you may want to check (for example) the Wikipedia article about electromagnetic waves.
A general term to describe all waves that can travel through empty space?
The only waves that are known and proven to travel through empty space are electromagnetic waves. Theoretical gravitational waves also travel through empty space but have not yet been proven to exist. Both electromagnetic and gravitational waves move at the speed of light, thus it could be argued that a general term to describe all waves that can travel through empty space are waves that move at the speed of light.They say the message is the medium. In this case you could call it the "Ether". Ether is a blanket term describing information that is transmitted by any source through any medium. In this case the emptiness of space.
