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Things (with mass) cannot be accelerated to the speed of light (or beyond) under any circumstances. That's because as an object is accelerated and its velocity approaches that of light, the energy used to increase its velocity is converted into mass. The more energy that is added to the object in an attempt to push it to the speed of light, the more mass it gains. "Mass gain" prevents further acceleration of the object and precludes it ever reaching the speed of light. Einstein's special theory of relativity states that an infinite amount of energy would be required to accelerate beyond the speed of light (c) because the object would be infinitly large. However gravity drives (warp drive) and wormholes would provide the means to travel faster that light by using spacial distortion.

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Q: Why can't anything exceed the speed of light in a vacuum?
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Related questions

Can light exceed its normal speed while refracting?

If you mean "normal speed" to be the speed at which light travels in a vacuum, then no. Anything that differs from light moving through a vacuum slows the light down to a certain extent.


Do objects always have maximum speed?

The fastest that anything can go is the speed of light in a vacuum.


Can anything travel faster than the speed of light through a vacuum?

No.


Why is the speed of light limited in a vacuum?

The speed of light is not limited in a vacuum - the speed of light is fastest in a vacuum. But that is what Einstein called the "Cosmic Speed Limit" - nothing can move faster than the speed of light in a vacuum, or even quite asfast.


Can light exceed its normal speed?

The speed of light is constant and can not be changed


How do you exceed the speed of light?

You can't .


What happens to speed of light when travel through plastic?

When light travels through anything that is not a vacuum, it will usually slow down.


Does the speed of light change in a vacuum?

No, not as long as the light stays in vacuum.No, it does not. That is where it has its maximum speed.


Does light travel faster in glass than in a vacuum?

No, slower. Light travels fastest in a vacuum. Anything transparent that light can pass through slows it down somewhat. Diamond crystal slows it down notably, which is part of what causes the "fire" in a diamond.


What happens to frequency does the speed of light ever change?

The speed of light IN A VACUUM is always the same. In substances other than the vacuum, the speed of light is usually slower than in a vacuum.


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

Answer = Velocity Velocity is the speed of light and, the speed of light, is a constant among Electromagnetic Radiation in the vacuum of space.


What is the speed of light of a vacuum?

In vacuum, the speed is 299,792,458 meters per second.