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      <title>Ask or Answer - Challenge Your Understanding of Science by Paul Longwell</title>
      <link>https://padlet.com/plongwell1_1/4vpg0r6vzt2h</link>
      <description>Add a comment for one or more of the photo or video link below.  You may (1) add an explanation or (2) ask a question.</description>
      <language>en-us</language>
      <pubDate>2018-03-10 00:34:11 UTC</pubDate>
      <lastBuildDate>2024-05-28 05:14:16 UTC</lastBuildDate>
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         <title>Water in a Bag</title>
         <author>plongwell1_1</author>
         <link>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240397820</link>
         <description><![CDATA[<div>Notice the water is not running out even though the bag is pierced by several pencils.</div>]]></description>
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         <pubDate>2018-03-10 00:43:43 UTC</pubDate>
         <guid>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240397820</guid>
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         <title>Balloon and Nails</title>
         <author>plongwell1_1</author>
         <link>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240397895</link>
         <description><![CDATA[<div>This balloon is being pushed against some standard nails but is not popping!</div>]]></description>
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         <pubDate>2018-03-10 00:45:17 UTC</pubDate>
         <guid>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240397895</guid>
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         <title>Ice Cubes</title>
         <author>plongwell1_1</author>
         <link>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240398078</link>
         <description><![CDATA[<div>The ice cube only the left is on a piece of aluminum that feels cold to the touch.  The ice cube on the right is on a piece of plastic that feels warm.  And yet the ice cube on the left is melting faster!</div>]]></description>
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         <pubDate>2018-03-10 00:48:57 UTC</pubDate>
         <guid>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240398078</guid>
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      <item>
         <title>Drop the Balls</title>
         <author>plongwell1_1</author>
         <link>https://padlet.com/plongwell1_1/4vpg0r6vzt2h/wish/240398362</link>
         <description><![CDATA[<div>The ball on the left weighs much more than the ball on the right.  Yet when they are dropped, they hit the ground at the same time.</div>]]></description>
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         <pubDate>2018-03-10 00:53:08 UTC</pubDate>
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