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	<title>Comments on: Hole through the Earth Good or bad</title>
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		<title>By: David Dutton</title>
		<link>http://www.stumblerz.com/hole-through-the-earth-good-or-bad/comment-page-1/#comment-4838</link>
		<dc:creator>David Dutton</dc:creator>
		<pubDate>Wed, 29 Dec 2010 15:52:12 +0000</pubDate>
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		<description>And I DON&#039;T believe in mini black holes (pin head, golf ball size) unless someone can show me the math to prove otherwise.

A black hole needs enough mass to create a large enough gravity well so light, and nothing else (expect X-rays) can escape it. A &quot;mini black&quot; hole would lack the mass to be a black hole. 

Mini is also a subjective term.... It would be interesting to see what the required minimum mass would be to create a gravity well so light can&#039;t escape. Find that answer, and you find out the smallest size a black hole can be ;)</description>
		<content:encoded><![CDATA[<p>And I DON&#8217;T believe in mini black holes (pin head, golf ball size) unless someone can show me the math to prove otherwise.</p>
<p>A black hole needs enough mass to create a large enough gravity well so light, and nothing else (expect X-rays) can escape it. A &#8220;mini black&#8221; hole would lack the mass to be a black hole. </p>
<p>Mini is also a subjective term&#8230;. It would be interesting to see what the required minimum mass would be to create a gravity well so light can&#8217;t escape. Find that answer, and you find out the smallest size a black hole can be ;)</p>
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		<title>By: David Dutton</title>
		<link>http://www.stumblerz.com/hole-through-the-earth-good-or-bad/comment-page-1/#comment-4837</link>
		<dc:creator>David Dutton</dc:creator>
		<pubDate>Wed, 29 Dec 2010 15:23:51 +0000</pubDate>
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		<description>If something DID manage to punch a hole in the earth, it would not be pretty, it would probably shatter the core, and even it something did make a hole, magma would erupt from both sides.  The impact to make such a hole would also fracture the crust.. Making new faults , fractures, volcanos etc

If some magical beam cut through with no harmful side effects, once done, the core would compress and close the core hole, magma would fill the tunnel in the mantle and magma would erupt through the holes on both sides.</description>
		<content:encoded><![CDATA[<p>If something DID manage to punch a hole in the earth, it would not be pretty, it would probably shatter the core, and even it something did make a hole, magma would erupt from both sides.  The impact to make such a hole would also fracture the crust.. Making new faults , fractures, volcanos etc</p>
<p>If some magical beam cut through with no harmful side effects, once done, the core would compress and close the core hole, magma would fill the tunnel in the mantle and magma would erupt through the holes on both sides.</p>
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		<title>By: David Dutton</title>
		<link>http://www.stumblerz.com/hole-through-the-earth-good-or-bad/comment-page-1/#comment-4836</link>
		<dc:creator>David Dutton</dc:creator>
		<pubDate>Wed, 29 Dec 2010 15:13:05 +0000</pubDate>
		<guid isPermaLink="false">http://www.stumblerz.com/?p=406#comment-4836</guid>
		<description>You don&#039;t need math for this, providing you use proven theories / facts. Once you breached the crust, magma would rise and kill you. You&#039;d most likely create a volcano in the process. 

Even if this didn&#039;t happen, the deeper you go, the hotter it gets, and pressure. Even if we could survive the temp, the pressure would crush you like a bug.

Good luck tunneling through the core. We don&#039;t even know what it is. We have GUESSED it&#039;s nickel/iron. It&#039;s so dense and under so much pressure, you&#039;d never tunnel through it. Let alone even dent it.

Gravity is basically the earths mass exerting force on you. At the center of the core, there wouldn&#039;t be much gravity as there&#039;s nothing to pull u in more. However, gravity still has another way to get you, it&#039;s pulling everything inwards creating mass pressure, you&#039;d be crushed. Nothing we could make could survive this, and the energy to repel such force would be beyond our abilities

Gas giants have solid cores, but remember gas IS matter and does have gravity. The SUN is a big giant fireball of gas... Look at it&#039;s gravity ;). That&#039;s how a sun forms. Lots of gas coming together forming a gravity well, pulling in and compressing more gas. Pressure and compression heats things up. That&#039;s also what keeps our mantle and core from freezing long ago: pressure/friction (plus radioactive decay). 

Math did prove this all at one point, but I don&#039;t need it as I&#039;m basing this all on already proven theories.</description>
		<content:encoded><![CDATA[<p>You don&#8217;t need math for this, providing you use proven theories / facts. Once you breached the crust, magma would rise and kill you. You&#8217;d most likely create a volcano in the process. </p>
<p>Even if this didn&#8217;t happen, the deeper you go, the hotter it gets, and pressure. Even if we could survive the temp, the pressure would crush you like a bug.</p>
<p>Good luck tunneling through the core. We don&#8217;t even know what it is. We have GUESSED it&#8217;s nickel/iron. It&#8217;s so dense and under so much pressure, you&#8217;d never tunnel through it. Let alone even dent it.</p>
<p>Gravity is basically the earths mass exerting force on you. At the center of the core, there wouldn&#8217;t be much gravity as there&#8217;s nothing to pull u in more. However, gravity still has another way to get you, it&#8217;s pulling everything inwards creating mass pressure, you&#8217;d be crushed. Nothing we could make could survive this, and the energy to repel such force would be beyond our abilities</p>
<p>Gas giants have solid cores, but remember gas IS matter and does have gravity. The SUN is a big giant fireball of gas&#8230; Look at it&#8217;s gravity ;). That&#8217;s how a sun forms. Lots of gas coming together forming a gravity well, pulling in and compressing more gas. Pressure and compression heats things up. That&#8217;s also what keeps our mantle and core from freezing long ago: pressure/friction (plus radioactive decay). </p>
<p>Math did prove this all at one point, but I don&#8217;t need it as I&#8217;m basing this all on already proven theories.</p>
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		<title>By: Wait..</title>
		<link>http://www.stumblerz.com/hole-through-the-earth-good-or-bad/comment-page-1/#comment-4673</link>
		<dc:creator>Wait..</dc:creator>
		<pubDate>Tue, 12 Oct 2010 02:21:01 +0000</pubDate>
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		<description>&lt;a href=&quot;#comment-1181&quot; rel=&quot;nofollow&quot;&gt;@Chris &lt;/a&gt; 
Wouldn&#039;t the matter above you pull you also, so you stop at the center.  But i guess there would be less dense matter, so less mass, resulting in some velocity when you pass through the core.  Then the matter above you would pull you up while the more dense matter below you pulls you down.  They all balance out in the end. You wouldn&#039;t stop in the center, if you disregard air resistance.</description>
		<content:encoded><![CDATA[<p><a href="#comment-1181" rel="nofollow">@Chris </a><br />
Wouldn&#8217;t the matter above you pull you also, so you stop at the center.  But i guess there would be less dense matter, so less mass, resulting in some velocity when you pass through the core.  Then the matter above you would pull you up while the more dense matter below you pulls you down.  They all balance out in the end. You wouldn&#8217;t stop in the center, if you disregard air resistance.</p>
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		<title>By: Dude</title>
		<link>http://www.stumblerz.com/hole-through-the-earth-good-or-bad/comment-page-1/#comment-4412</link>
		<dc:creator>Dude</dc:creator>
		<pubDate>Thu, 08 Jul 2010 07:42:34 +0000</pubDate>
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		<description>&lt;a href=&quot;#comment-3330&quot; rel=&quot;nofollow&quot;&gt;@rachella&lt;/a&gt; 
Force field tube. Where is your suspension of disbelief? 

laid off guy... excellent question... and disturbing side note...</description>
		<content:encoded><![CDATA[<p><a href="#comment-3330" rel="nofollow">@rachella</a><br />
Force field tube. Where is your suspension of disbelief? </p>
<p>laid off guy&#8230; excellent question&#8230; and disturbing side note&#8230;</p>
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