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Light can determine distance

 
BY WAYNE WYRICK-HARRIS    Comment on this article Leave a comment
Published: December 1, 2009

In a thunderstorm, you’ll see the lightning stroke several seconds before you hear the thunder.

Light travels faster than sound. You can use this fact to estimate the distance between you and the lightning.

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Related Topics: Science and Technology, Weather, Sciences, Astronomy, Physics, Backyard Astronomy, Cosmology



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