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      <title>La luce by Chiara Santoni</title>
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      <description></description>
      <language>en-us</language>
      <pubDate>2020-10-30 11:14:02 UTC</pubDate>
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      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>i fotoni</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/875983128</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-10-30 11:17:23 UTC</pubDate>
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         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/875986874</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-10-30 11:20:39 UTC</pubDate>
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      <item>
         <title>Sorgenti di luce e corpi illuminati</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/876018856</link>
         <description><![CDATA[<div>I corpi luminosi o sorgenti di luce emettono luce propria, che si propaga in tutte le direzioni;<br>I corpi non luminosi non emettono luce propria ma sono soltanto in grado di riflettere la luce che ricevono.</div>]]></description>
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         <pubDate>2020-10-30 11:43:40 UTC</pubDate>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/876019834</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-10-30 11:44:14 UTC</pubDate>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/876027419</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-10-30 11:48:57 UTC</pubDate>
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      <item>
         <title>Onde e raggi di luce</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/876029519</link>
         <description><![CDATA[<div>La luce è un particolare tipo di onda elettromagnetica che può essere percepita dai nostri occhi.</div>]]></description>
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         <pubDate>2020-10-30 11:50:25 UTC</pubDate>
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      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/878651499</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-10-31 14:30:31 UTC</pubDate>
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      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/878657335</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://medicinaonline.co/2017/03/09/differenza-tra-raggi-infrarossi-ultravioletti-e-visibili/#:~:text=Al%20di%20fuori%20di%20queste,minore)%20vi%20sono%20gli%20ultravioletti.&amp;text=Le%20radiazioni%20infrarosse%20(IR)%20coprono,0%2C75%20m%20e%201%20mm." />
         <pubDate>2020-10-31 14:35:01 UTC</pubDate>
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      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881369565</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.inmeteo.net/2015/02/18/miraggi-analisi-genesi-fenomeno-rifrazione-illusione-ottica/" />
         <pubDate>2020-11-02 07:08:44 UTC</pubDate>
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      <item>
         <title>Come vedono gli animali</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881379841</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.focus.it/ambiente/animali/come-vedono-gli-animali" />
         <pubDate>2020-11-02 07:13:11 UTC</pubDate>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881381547</link>
         <description><![CDATA[]]></description>
         <enclosure url="http://www.raiscuola.rai.it/articoli/la-luce-e-i-suoi-percorsi-riflessione-e-rifrazione/4795/default.aspx" />
         <pubDate>2020-11-02 07:13:53 UTC</pubDate>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881392814</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.skuola.net/fisica/concetti-generali/lenti-convergenti-divergenti.html" />
         <pubDate>2020-11-02 07:18:42 UTC</pubDate>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881413171</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://doc.studenti.it/tesina/fisica/luce-laser.html" />
         <pubDate>2020-11-02 07:27:08 UTC</pubDate>
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      <item>
         <title>Il buio</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881421584</link>
         <description><![CDATA[<div>Nessuno vede al buoi.<br>Le api e altri insetti riescono a vedere la luce ultravioletta.<br>alcuni vedono i raggi infrarossi e perciò distinguono le loro prede anche di notte, rilevando il loro calore.<br>Esistono inoltre telecamere speciali     sensibili ai raggi infrarossi, con le quali si possono individuare persone e animali anche nel buoi più completo</div>]]></description>
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         <pubDate>2020-11-02 07:30:38 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881421584</guid>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881437413</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.chimica-online.it/fisica/dispersione-della-luce.htm" />
         <pubDate>2020-11-02 07:37:17 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881437413</guid>
      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881449028</link>
         <description><![CDATA[<div>Il valore della velocità della luce nel vuoto si indica con l lettera c.<br>Secondo le più recenti misurazioni: c=299 792 km/s.<br>La luce per arrivare alla terra ci impiega circa 8 minuti, un'auto (viaggiando a 100 km/h) per andare fino al sole ci impiegherebbe circa 170 anni</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:42:08 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881449028</guid>
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      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881461939</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.chimica-online.it/download/rifrazione.htm" />
         <pubDate>2020-11-02 07:47:32 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881461939</guid>
      </item>
      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881465125</link>
         <description><![CDATA[<div>La rifrazione è la deviazione che la luce subisce quando passa da un corpo all'altro. La rifrazione utilizza 2 fattori principali: il fattore di inclinazione della luce e la diversa densità dei 2 corpi.</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:48:53 UTC</pubDate>
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      </item>
      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881472097</link>
         <description><![CDATA[<div>Il principio della riflessione determina il fatto che se una superficie è ben levigata, tutti i raggi di luce vengono rispediti in una precisa direzione.</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:51:42 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881472097</guid>
      </item>
      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881477325</link>
         <description><![CDATA[<div>I corpi illuminanti assorbono e riflettono i vari colori in modo differente.<br>Es. La rosa assorbe tutti i colori tranne il rosso, che lo riflette ed è per questo che a noi la rosa pare rossa.</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:54:03 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881477325</guid>
      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881477783</link>
         <description><![CDATA[<div>Ha tre caratteristiche speciali:<br>- E' monocromatica, cioè è di un solo colore perché le sue onde sono tutte della stessa frequenza:<br>- E' coerente, cioè tutte le sue onde hanno le creste e i ventri perfettamente allineati;<br>- E' collimata, cioè tutte le sue onde sono molto vicine e viaggiano nella stessa direzione.<br>Grazie a queste tre caratteristiche, la luce laser forma raggi sottili e potentissimi che possono trasportare energia a grande distanza.</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:54:15 UTC</pubDate>
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      </item>
      <item>
         <title></title>
         <author>davidezanette</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881482115</link>
         <description><![CDATA[<div>La luce è un'onda elettromagnetica che è percepibile all'occhio umano.<br> </div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-02 07:56:06 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/881482115</guid>
      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926108099</link>
         <description><![CDATA[<div>I raggi infrarossi hanno frequenze inferiori a quelle del rosso.<br>I raggi ultravioletti hanno frequenze superiori a quelle del violetto.</div>]]></description>
         <enclosure url="" />
         <pubDate>2020-11-16 07:38:44 UTC</pubDate>
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      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926176063</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://guna.com/it/guna-lifestyle/problemi-di-vista-cosa-fare/#:~:text=difetti%20della%20vista%20come%20miopia,cataratta%2C%20diabete%2C%20ipertensione%20ecc)%3B" />
         <pubDate>2020-11-16 08:04:49 UTC</pubDate>
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      <item>
         <title>Asigmatico</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926178884</link>
         <description><![CDATA[<div>Si vede sfuocato</div>]]></description>
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         <pubDate>2020-11-16 08:05:54 UTC</pubDate>
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      </item>
      <item>
         <title>Miope</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926180431</link>
         <description><![CDATA[<div>Non si vede niente da lontano</div>]]></description>
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         <pubDate>2020-11-16 08:06:28 UTC</pubDate>
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      <item>
         <title>Ipermetrope</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926182052</link>
         <description><![CDATA[<div>Si vede più in grande di quello che è</div>]]></description>
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         <pubDate>2020-11-16 08:07:02 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926182052</guid>
      </item>
      <item>
         <title>Presbite</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926184326</link>
         <description><![CDATA[<div>Non si riesce a mettere a fuoco gli oggetti da vicino e viene alle persone dai 50 anni in su</div>]]></description>
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         <pubDate>2020-11-16 08:07:54 UTC</pubDate>
         <guid>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926184326</guid>
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      <item>
         <title>Daltonismo</title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/926184714</link>
         <description><![CDATA[<div>Si vede un colore per un altro</div>]]></description>
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         <pubDate>2020-11-16 08:08:03 UTC</pubDate>
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      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/948081311</link>
         <description><![CDATA[]]></description>
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         <pubDate>2020-11-21 13:53:44 UTC</pubDate>
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      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/948087728</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://www.crescita-personale.it/articoli/spiritualita/spiritualita/arcobaleno-significato.html" />
         <pubDate>2020-11-21 13:59:38 UTC</pubDate>
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      </item>
      <item>
         <title></title>
         <author>chiarasantoni</author>
         <link>https://padlet.com/chiarasantoni/41v3i1tlke784bt/wish/948087848</link>
         <description><![CDATA[<div>Esso si vede solo se la fonte di luce (il sole) è alle nostre spalle e c'è l'acqua davanti ai nostri occhi e il raggio è di 42 gradi.</div>]]></description>
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         <pubDate>2020-11-21 13:59:46 UTC</pubDate>
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