document.write( "Question 801912: LIght travels at a speed of 186,000 miles per second. The star nearest the sun is Proxima Centauri, in the constellation Centaurus, whose distance from the earth is 4 light years. What is the distance to Proxima Centauri in miles? \n" ); document.write( "
Algebra.Com's Answer #483703 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! In terms of units: \n" ); document.write( "( mi / sec )x( sec / min )x( min / hr )x( hrs / day )x( days / yr ) = mi / yr \n" ); document.write( "and \n" ); document.write( "( mi / yr )x( 4 yrs of light traveling ) = miles traveled in 4 years \n" ); document.write( "--------------------- \n" ); document.write( " \n" ); document.write( "( within the accuracy of my calculator ) \n" ); document.write( " \n" ); document.write( " |