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	<title>Comments on: How fast will I need to go to break the sound barrier ?</title>
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	<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier</link>
	<description>Sound Barriers and Noise Reduction for Home Music Studios</description>
	<pubDate>Wed, 08 Feb 2012 09:22:36 +0000</pubDate>
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		<title>By: mcdonaldcj</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3685</link>
		<dc:creator>mcdonaldcj</dc:creator>
		<pubDate>Sun, 20 Sep 2009 08:39:59 +0000</pubDate>
		<guid isPermaLink="false">http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier#comment-3685</guid>
		<description>easiest way to break the sound barrier? crack a bullwhip -- but it wont break glass

hardest way to break the sound barrier, that will break glass? 200 feet above ground level in an F/A - 18 Hornet fighter jet. (not recommended... you've have your butt arrested after you land

the speed of sound is 761 miles per hour at sea level at 20 degrees celsius&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;Mythbusters -- Curving Bullets episode</description>
		<content:encoded><![CDATA[<p>easiest way to break the sound barrier? crack a bullwhip &#8212; but it wont break glass</p>
<p>hardest way to break the sound barrier, that will break glass? 200 feet above ground level in an F/A - 18 Hornet fighter jet. (not recommended&#8230; you&#8217;ve have your butt arrested after you land</p>
<p>the speed of sound is 761 miles per hour at sea level at 20 degrees celsius<br /><b>References : </b><br />Mythbusters &#8212; Curving Bullets episode</p>
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		<title>By: Musicalboy2</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3684</link>
		<dc:creator>Musicalboy2</dc:creator>
		<pubDate>Sun, 20 Sep 2009 08:03:59 +0000</pubDate>
		<guid isPermaLink="false">http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier#comment-3684</guid>
		<description>768 miles per hour at sea level.
There are some bullets that go faster than the speed of sound.

However, Mythbusters tested this and it is very hard to use a sonic boom to break glass. They needed an airplane 200 meters above ground descending at a 5 degree angle before one out of many glasses broke, and it was only because it was warping...

The height that the airplane flew is illegal to do except in places that are used to train pilots.&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>768 miles per hour at sea level.<br />
There are some bullets that go faster than the speed of sound.</p>
<p>However, Mythbusters tested this and it is very hard to use a sonic boom to break glass. They needed an airplane 200 meters above ground descending at a 5 degree angle before one out of many glasses broke, and it was only because it was warping&#8230;</p>
<p>The height that the airplane flew is illegal to do except in places that are used to train pilots.<br /><b>References : </b></p>
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		<title>By: the king</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3683</link>
		<dc:creator>the king</dc:creator>
		<pubDate>Sun, 20 Sep 2009 07:28:59 +0000</pubDate>
		<guid isPermaLink="false">http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier#comment-3683</guid>
		<description>it matters if it is in the air or on the ground if it is in the air then the speed is 663 mph but on the ground it is 768 mph&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>it matters if it is in the air or on the ground if it is in the air then the speed is 663 mph but on the ground it is 768 mph<br /><b>References : </b></p>
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		<title>By: Tina L</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3682</link>
		<dc:creator>Tina L</dc:creator>
		<pubDate>Sun, 20 Sep 2009 06:49:59 +0000</pubDate>
		<guid isPermaLink="false">http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier#comment-3682</guid>
		<description>as mythbusters found, you need a supersonic plane to break glass. a rifle bullet didn't do it, and a cracking whip won't either.&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>as mythbusters found, you need a supersonic plane to break glass. a rifle bullet didn&#8217;t do it, and a cracking whip won&#8217;t either.<br /><b>References : </b></p>
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		<title>By: Nyx</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3681</link>
		<dc:creator>Nyx</dc:creator>
		<pubDate>Sun, 20 Sep 2009 06:02:59 +0000</pubDate>
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		<description>Try a whip or a towel.

http://hypography.com/news/physical-sciences/32479.html
http://www.straightdope.com/columns/read/1930/is-the-sound-of-a-snapping-towel-a-sonic-boom

Be sure to pick up after yourself.&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>Try a whip or a towel.</p>
<p><a href="http://hypography.com/news/physical-sciences/32479.html" rel="nofollow">http://hypography.com/news/physical-sciences/32479.html</a><br />
<a href="http://www.straightdope.com/columns/read/1930/is-the-sound-of-a-snapping-towel-a-sonic-boom" rel="nofollow">http://www.straightdope.com/columns/read/1930/is-the-sound-of-a-snapping-towel-a-sonic-boom</a></p>
<p>Be sure to pick up after yourself.<br /><b>References : </b></p>
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		<title>By: hackdog</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3680</link>
		<dc:creator>hackdog</dc:creator>
		<pubDate>Sun, 20 Sep 2009 05:52:59 +0000</pubDate>
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		<description>sound travels at aprox. 750 miles per hour or 1100 feet per second. so thats how fast you must travel. but it depends on your proximity to the object that is breaking the sound barrier , for its ability to break glass&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>sound travels at aprox. 750 miles per hour or 1100 feet per second. so thats how fast you must travel. but it depends on your proximity to the object that is breaking the sound barrier , for its ability to break glass<br /><b>References : </b></p>
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		<title>By: pyroxst</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3679</link>
		<dc:creator>pyroxst</dc:creator>
		<pubDate>Sun, 20 Sep 2009 05:24:59 +0000</pubDate>
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		<description>srry need some pts&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>srry need some pts<br /><b>References : </b></p>
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		<title>By: starryskyn</title>
		<link>http://www.woolyinc.com/5/how-fast-will-i-need-to-go-to-break-the-sound-barrier/comment-page-1#comment-3678</link>
		<dc:creator>starryskyn</dc:creator>
		<pubDate>Sun, 20 Sep 2009 05:09:59 +0000</pubDate>
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		<description>It depends upon air's density.  At sea level, you will have to go faster than 340.3m/s or about 740 mph.&lt;br&gt;&lt;b&gt;References : &lt;/b&gt;&lt;br&gt;</description>
		<content:encoded><![CDATA[<p>It depends upon air&#8217;s density.  At sea level, you will have to go faster than 340.3m/s or about 740 mph.<br /><b>References : </b></p>
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