Tuesday, August 16, 2011

51700000000000 mi awy from earth. light travels 299792458 m per sec, long will it take to reach earth. show?

the brightest star in our sky is Sirius, which is 51,700,000,000,000 miles away from earth. The speed of light is approximately 299,792,458 meters per second. Determine how long it will take light leaving Sirius to reach earth. Round your answer to the nearest tenth. Use 365 days=1 year. Show work

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