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Subjects>Science>Physics

In a vacuum it travels 299792458 km per second?

Updated: 8/10/2023

Wiki User

∙ 15y ago

Best Answer

The speed of light is around 300,000 km per second or 299,792,458 meters per second in a vacuum.

Jaquan Kemmer ∙

Lvl 10

∙ 2y ago

This answer is:

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Wiki User

∙ 15y ago

Is this true or false? Someone please help!

This answer is:

Wiki User

∙ 13y ago

The speed of light is around 300,000 km per second or 299,792,458 meters per second in a vacuum.

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Wiki User

∙ 9y ago

Light travels 299,792.458 kilometers per second in a vacuum.

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Q: In a vacuum it travels 299792458 km per second?

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Continue Learning about Physics

What does light travel fastest in?

Light travels at 299792458 meters per second in a vacuum.

Light travels at a rate of?

299,792,458 meters per second in vacuum

How fast light travels in kilometers?

Light travels at 299,792.211 km per second in a vacuum.

What is the speed of electromagnetic waves (in a 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

How does light travel and how fast does it travel?

In a straight line and at 186,000 miles per second (in a vacuum).

Related questions

Light travels fastest in what?

Light travels at 299792458 meters per second in a vacuum.

What travels 299792458 km per second?

its called a vacuum. i think dawg

What does light travel fastest?

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.

What runs 299792458 km per second?

Light, in a vacuum.

What runs 299792458 km per second in a vacuum?

Light does.

What is 299792458?

The speed of light in vacuum expressed in meters per second

How fast do light travels in a second?

The SI metre is defined such that the speed of light in a vacuum is exactly 299,792,458 metres per second. This equates to 186,282.4 miles per second.The figure is 186,282 miles (299,793 kilometers) per second

What is the speed of light in vacuum?

By definition, it is 299792458 metres per second.299,792,458 m/s in a vacuum.

What travels at a rate of 186000 mile per second?

Light travels at 186000 miles per second in vacuum.

What is the speed in which light travels?

In vacuum it travels at 299,792,458 metres per second.

Light travels at a rate of?

299,792,458 meters per second in vacuum

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