Laurinda Fryson
Monday, July 18, 2011
How far is 1 lightyear in miles?
186,000 miles per second x 60 = 11,160,000 miles per minute x 60 = 669,600,000 miles per hour x 24 = 16,070,400,000 miles per day x 365 = 586,569,600,000 miles per year.
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