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      <title>le onde by RICCARDO VIRLAN</title>
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      <description></description>
      <language>en-us</language>
      <pubDate>2021-02-28 19:06:48 UTC</pubDate>
      <lastBuildDate>2021-03-02 09:29:09 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title>che cosa sono le onde? sono una perturbazione che nasce da una sorgente e si propaga nel tempo e nello spazio.</title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250633704</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-02-28 19:12:30 UTC</pubDate>
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         <title>ci sono alcuni tipi di onde:</title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250656207</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-02-28 19:25:00 UTC</pubDate>
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         <title></title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250657408</link>
         <description><![CDATA[<div>onde meccaniche:si propagano in presenza di materia ed é una perturbazione che si propaga in presenza di una materia elastica</div>]]></description>
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         <pubDate>2021-02-28 19:25:38 UTC</pubDate>
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         <title>onde elettro magnetiche che si propagano anche nel vuoto</title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250668811</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-02-28 19:31:18 UTC</pubDate>
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         <title>la risonanza</title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250691958</link>
         <description><![CDATA[<div>é un fenomeno fisico che si verifica quando un sistema oscillante forzato viene sottoposto a sollecitazione periodica di frequenza pari all'oscillazione propria del sistema stesso</div>]]></description>
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         <pubDate>2021-02-28 19:44:11 UTC</pubDate>
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         <title>come é fatta un&#39;onda?</title>
         <author>riccardovirlan</author>
         <link>https://padlet.com/riccardovirlan/Bookmarks/wish/1250697740</link>
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         <pubDate>2021-02-28 19:47:16 UTC</pubDate>
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