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QWhat is the speed of light in a vacuum?

ID: #5849 Light 183 views
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#5849Q ID
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LightTopic
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  • A 299,792,458 m/s ✔ ✖
  • B 186,000 km/s ✔ ✖
  • C 300,000 m/s ✔ ✖
  • D 299,792 km/s ✔ ✖
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Answer: a) 299,792,458 m/s

Explanation: The speed of light in a vacuum is a fundamental constant of nature and is approximately 299,792,458 meters per second.

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