document.write( "Question 1120206: How much time elapses between seeing and hearing an event that occurs 400.0 meters from you? \n" ); document.write( "

Algebra.Com's Answer #735878 by ikleyn(52776) $\"\"$ $\"About$

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document.write( "The light moves VERY fast, so we neglect the time required for the light to cover this distance.\r\n" );
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document.write( "For the sound, the speed in the air (at 20° C) is 343 m/s;\r\n" );
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document.write( "so to find the delay of the sound, divide the distance of 400,0 meters by 343 m/s.\r\n" );
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document.write( "It will give the answer to you.\r\n" );
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