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	<title>The Physics of Osmos</title>
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	<description>Teaching physics with motes</description>
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		<title>The Physics of Osmos</title>
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		<title>Contest Winners Announced!</title>
		<link>http://physicsofosmos.wordpress.com/2012/01/04/contest-winners-announced/</link>
		<comments>http://physicsofosmos.wordpress.com/2012/01/04/contest-winners-announced/#comments</comments>
		<pubDate>Wed, 04 Jan 2012 16:39:21 +0000</pubDate>
		<dc:creator>avheuv</dc:creator>
				<category><![CDATA[Physics Problems]]></category>

		<guid isPermaLink="false">http://physicsofosmos.wordpress.com/?p=109</guid>
		<description><![CDATA[We are very pleased to announce thatAlex Christofferson, a student atTatnall school in Wilmington, Delaware has earned first place in thePhysics of Osmos Contest!&#160;His winning video is shown at left.Alex completed his analysis as part of a class project (here is his lab report.)&#160;Congratulations Alex! Of the many excellent submissions, we also identified three finalists: [&#8230;]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=109&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></description>
				<content:encoded><![CDATA[<div style="float:left;margin:0 10px 5px 0;"><span class='embed-youtube' style='text-align:center; display: block;'><iframe class='youtube-player' type='text/html' width='500' height='284' src='http://www.youtube.com/embed/t2F-iwEbn38?version=3&#038;rel=1&#038;fs=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;wmode=transparent' frameborder='0'></iframe></span></div>
<p><span style="font-family:'Myriad Pro', 'Trebuchet MS', Helvetica, Arial, sans-serif;color:#4e4e4e;font-size:20px;">We are very pleased to announce that<br /><b>Alex Christofferson</b>, a student at<br />Tatnall school in Wilmington, Delaware<br /> has earned first place in the<br />Physics of Osmos Contest!<br />&nbsp;<br />His winning video is shown at left.<br />Alex completed his analysis as part of a class project (here is his <a href="http://tatnallsbg.blogspot.com/2011/11/capstone-1-final-paper.html" target="_new">lab report.</a>)<br />&nbsp;<br />Congratulations Alex!</span></p>
<h3>Of the many excellent submissions, we also identified three finalists:</h3>
<ul>
<li>
<h3>James Lincoln (<a href="http://youtu.be/-z5trunMqO0" target="_new">Video</a>)</h3>
</li>
<li>
<h3>Nicole Morrison (<a href="http://youtu.be/qYbFblYS6nc" target="_new">Video</a>)</h3>
</li>
<li>
<h3>David Chenoweth (<a href="http://youtu.be/AXqcrMayQMM" target="_new">Video</a>)</h3>
</li>
</ul>
<h3>Thanks to everyone who participated in the contest!</h3>
<br />  <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=109&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></content:encoded>
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		<title>The Physics of Osmos Contest</title>
		<link>http://physicsofosmos.wordpress.com/2011/11/17/the-physics-of-osmos-contest/</link>
		<comments>http://physicsofosmos.wordpress.com/2011/11/17/the-physics-of-osmos-contest/#comments</comments>
		<pubDate>Thu, 17 Nov 2011 15:20:25 +0000</pubDate>
		<dc:creator>avheuv</dc:creator>
				<category><![CDATA[Physics Problems]]></category>

		<guid isPermaLink="false">http://physicsofosmos.wordpress.com/?p=67</guid>
		<description><![CDATA[Welcome to the Physics of Osmos Contest! You are invited to explore the endless physics embedded within the beautiful game Osmos. Create a one-minute video illustrating the physics concept that you discover in the game. The top entry will win a $500 gift card to Amazon.com. The top three runners up will also receive prizes. [&#8230;]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=67&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></description>
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<p><span style="font-family:'Myriad Pro', 'Trebuchet MS', Helvetica, Arial, sans-serif;color:#4e4e4e;font-size:20px;">Welcome to the Physics of <em>Osmos</em> Contest!</span></p>
<p><span style="font-family:'Myriad Pro', 'Trebuchet MS', Helvetica, Arial, sans-serif;color:#4e4e4e;font-size:20px;">You are invited to explore the endless physics embedded within the beautiful game <em>Osmos</em>.<br />
Create a one-minute video illustrating the physics concept that you discover in the game. The top entry will <strong>win a $500 gift card to Amazon.com</strong>. The top three runners up will also receive prizes.</span></p>
<h3>To submit your entry, follow the instructions below.</h3>
<ul>
<li>
<h3>Download and install the <em>Osmos</em> <a href="http://www.hemispheregames.com/osmos/#anchor_demos" target="_new">free demo</a>. (Or purchase <em>Osmos</em> from the App Store.)</h3>
</li>
<li>
<h3>Experiment with your gameplay to illustrate physics concepts using <em>Osmos</em> as your virtual lab.</h3>
</li>
<li>
<h3>Review the <a href="http://physicsofosmos.wordpress.com/contest-rules/" target="_new"> official contest rules</a></h3>
</li>
<li>
<h3>Create a video illustrating a physics concept.<br />
(If you want to record your screen, try <a href="http://www.techsmith.com/jing.html" target="_new">Jing</a> or <a href="http://itunes.apple.com/us/app/screenchomp/id442415881?mt=8" target="_new">ScreenChomp</a>)</h3>
</li>
<li>
<h3>Upload your video to YouTube, Vimeo, or Screencast.com</h3>
</li>
<li>
<h3>Complete the <a href="https://docs.google.com/spreadsheet/viewform?hl=en_US&amp;formkey=dHZBVV9GU2ItVEluNUVKMUx1Qnd2cHc6MQ#gid=0" target="_new">submission form</a> by 11:59 PM PST. <span style="color:#ff0000;">January 2, 2012</span>. (Deadline extended.)</h3>
</li>
</ul>
<h3>Winners will be announced on January 4, 2012.</h3>
<br />  <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=67&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></content:encoded>
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			<media:title type="html">avheuv</media:title>
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		<item>
		<title>Is Momentum Conserved?</title>
		<link>http://physicsofosmos.wordpress.com/2011/10/14/is-momentum-conserved-2/</link>
		<comments>http://physicsofosmos.wordpress.com/2011/10/14/is-momentum-conserved-2/#comments</comments>
		<pubDate>Fri, 14 Oct 2011 19:04:25 +0000</pubDate>
		<dc:creator>avheuv</dc:creator>
				<category><![CDATA[Physics Problems]]></category>
		<category><![CDATA[Momentum]]></category>

		<guid isPermaLink="false">http://physicsofosmos.wordpress.com/?p=29</guid>
		<description><![CDATA[Motion in Osmos is based on the concept of the conservation of momentum &#8211; expelling a small mote in one direction causes the player to move in the opposite direction&#8230; but is momentum actually conserved in the game?This is a big question that can be explored in a variety of ways &#8212; let&#8217;s begin by [&#8230;]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=29&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></description>
				<content:encoded><![CDATA[<h3><a href="http://physicsofosmos.files.wordpress.com/2011/10/momentum1.jpg"><img class="alignleft" title="Momentum 1" src="http://physicsofosmos.files.wordpress.com/2011/10/momentum1.jpg?w=300&#038;h=200" alt="" width="300" height="200" align="left" /></a>Motion in <em>Osmos</em> is based on the concept of the conservation of momentum &#8211; expelling a small mote in one direction causes the player to move in the opposite direction&#8230; but is momentum actually conserved in the game?</br><br />This is a big question that can be explored in a variety of ways &#8212; let&#8217;s begin by just focusing on the propulsion of the player.<br /><strong>Is momentum conserved when the player expels a small mote?</strong></h3>
<h3>To answer this question, you will probably need to answer a few others:</h3>
<ul>
<li>
<h3>How does the mass of the player compare to the mass of the expelled mote?</h3>
</li>
<li>
<h3>How can we determine the velocity of the motes? (Should we use <a href="http://www.cabrillo.edu/~dbrown/tracker/" target="_new">video analysis</a>?)</h3>
</li>
<li>
<h3>Do we need to know the absolute velocity or will relative velocity suffice?</h3>
</li>
</ul>
<h3>Upload your solution as a comment.<br />Bonus points to the simplest and most elegant solution method.</h3>
<br />  <img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=physicsofosmos.wordpress.com&#038;blog=28179562&#038;post=29&#038;subd=physicsofosmos&#038;ref=&#038;feed=1" width="1" height="1" />]]></content:encoded>
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			<media:title type="html">Momentum 1</media:title>
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