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The next closest star to Earth, Proxima Centuri, is 4.25 lightyears away. How far is that in meters?
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10 votes
The next closest star to Earth, Proxima Centuri, is 4.25 lightyears away. How far is that in meters?

User Ryan Erickson
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1 Answer

9 votes

Answer:

4.0208 x 10^16 meters

Step-by-step explanation:

speed of light in m/s * # seconds in a year * 4.25 years =

2.99792 x 10^8 * 3600*24*365.25 * 4.25 = 4.0208 x 10^16 m

User Mmsilviu
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