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	<title>Comments on: How long could sound travel before losing energy?</title>
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		<title>By: michael b</title>
		<link>http://wwr9ball.net/travel/how-long-could-sound-travel-before-losing-energy/comment-page-1#comment-4999</link>
		<dc:creator>michael b</dc:creator>
		<pubDate>Tue, 02 Mar 2010 00:58:59 +0000</pubDate>
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		<description>It will be subject to dampening on a continuous basis.   Sound waves are dampened according to an inverse square law, where sound level drops as function of the square of the distance traveled.

Amount of dampening depends on the medium it is traveling through. 

The dampening will continue until all energy is dissipated - long after you can still hear it.   So, the sound will still propagate, or move, through the medium long after you are unable to hear it.

The length of time you will still be able to hear the sound will depend on how much energy the original sound had, and the medium it traveling in.&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>It will be subject to dampening on a continuous basis.   Sound waves are dampened according to an inverse square law, where sound level drops as function of the square of the distance traveled.</p>
<p>Amount of dampening depends on the medium it is traveling through. </p>
<p>The dampening will continue until all energy is dissipated &#8211; long after you can still hear it.   So, the sound will still propagate, or move, through the medium long after you are unable to hear it.</p>
<p>The length of time you will still be able to hear the sound will depend on how much energy the original sound had, and the medium it traveling in.<br /><b>References : </b></p>
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