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Speed_of_light

The speed of light, usually denoted by c, is a physical constant important in many areas of physics. It is exactly 299,792,458 metres per second (983,571,056 feet per second) by definition. A photon (particle of light) travels at this speed in a vacuum.  view more...


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The Speed Of Light Is NOT About Light | Space Time | PBS Digital Studios

The Speed Of Light Is NOT About Light | Space Time | PBS Digital Studios
Could the Millennium Falcon Actually Go Faster Than the Speed of Light

Could the Millennium Falcon Actually Go Faster Than the Speed of Light
Speed of Light - Speed of Light Constant - Carl Sagan

Speed of Light - Speed of Light Constant - Carl Sagan
Finding The Speed Of Light With Peeps

Finding The Speed Of Light With Peeps
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