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Science

How fast does light travel in one hour?

2 Answers

1,079,252,848.8 (1.07 billion) km per hour

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The speed of light in a vacuum, is defined as 299,792,458 meters per second (186,000 mi/s). Multiplied by 60 seconds for a minute and 60 minutes for 1 hour, light would travel 1.08 billion kilometers in one hour, or 669 million miles.

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