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      <title>tecnologia III° by Ventimila leghe sotto la scuola</title>
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      <pubDate>2022-10-17 07:35:44 UTC</pubDate>
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         <title>tavola 3-1 Assonometrie cavaliera e isometrica di un cubo con foro a sezione quadrata</title>
         <author>hatteras</author>
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         <pubDate>2022-10-17 07:46:43 UTC</pubDate>
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         <title>tavola 3-2</title>
         <author>hatteras</author>
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         <pubDate>2022-10-19 06:25:09 UTC</pubDate>
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         <title></title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2350299253</link>
         <description><![CDATA[<p><strong>Attività da svolgere:</strong></p><p><br></p><ul><li><p>Aprire un file libreoffice writer (metanodotti_cognome nome)  e costruire una tabella con le seguenti colonne: (nome metanodotto, stato di partenza, punto di ingresso in Italia, annotazioni). Elencare solo i metanodotti che raggiungono l'Italia. aggiungere inoltre i metanodotti in costruzione che coinvolgono l'Italia (ultime righe della tabella).</p><p><br></p></li><li><p>Dopo la tabella elencare i porti per le navi metaniere (centri di rigassificazione). Utilizzare un elenco puntato.</p><p><br></p></li><li><p>GNL: spiegare di cosa si tratta.</p></li></ul><p>----------------------------------------------</p><p>Domande di comprensione:<br>▪quanto metano viene estratto in Italia (rispetto al fabbisogno)?<br>▪Quali sono i 9 nodi di ingresso dall’estero del metano in Italia?<br>▪Sono tutti gasdotti?<br>▪Quali sono i gasdotti e da dove arrivano?<br>▪Chi è il nostro maggior esportatore di gas naturale?<br>▪Cos’è il TAG? Per quali paesi transita?<br>▪Quali gasdotti arrivano dall’Africa? Da dove partono e dove approdano in Italia?<br>▪Quale gasdotto arriva dal Nord Europa?<br>▪Cosa si intende per GNL? Come viene trasportato? Perchè viene liquefatto? Dove <br>arriva in Italia? Conosci un distributore di metano GNL nella tua zona?<br>▪Cos’è il TAP?<br>▪Quali gasdotti sono in fase di realizzazione?</p><p><br></p>]]></description>
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         <pubDate>2022-10-21 07:18:49 UTC</pubDate>
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         <title>diagramma da aggiornare</title>
         <author>hatteras</author>
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         <pubDate>2022-11-09 08:13:05 UTC</pubDate>
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      <item>
         <title></title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2395187948</link>
         <description><![CDATA[<div>appunti e domande per il ripasso</div>]]></description>
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         <pubDate>2022-11-23 07:18:04 UTC</pubDate>
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         <title>Piramide a base quadrata, assonometria isometrica</title>
         <author>hatteras</author>
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         <pubDate>2022-12-16 08:38:28 UTC</pubDate>
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         <title>Piramide a base quadrata, assonometria monometrica</title>
         <author>hatteras</author>
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         <pubDate>2022-12-16 08:39:11 UTC</pubDate>
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         <title>Piramide a base quadrata, proiezioni ortogonali</title>
         <author>hatteras</author>
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         <pubDate>2023-01-11 07:38:20 UTC</pubDate>
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         <title>Stazione spaziale internazionale - tracker</title>
         <author>hatteras</author>
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         <pubDate>2023-02-02 11:24:06 UTC</pubDate>
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         <title>Verifica sull&#39;energia nucleare</title>
         <author>hatteras</author>
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         <description><![CDATA[<p>Note per il ripasso:</p><p>- appunti presi durante le lezioni</p><p>- pdf allegato&nbsp;</p><p>- libro di testo: fissione e fusione nucleare, le centrali elettronucleari</p><p><br></p><p>esempi:</p><p>- L'ossigeno ha numero atomico 8 e numero di massa 16, quanti protoni, neutroni ed elettroni?</p><p>- Quale inquinamento genera una centrale a fissione nucleare?</p><p>- Carica elettrica dell'elettrone?</p><p>- centrali nucleari italiane? esistono? sono in funzione?</p><p>- significato legge di Einstein</p><p><br></p><p><br></p><p><br></p><p><br></p>]]></description>
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         <pubDate>2023-02-16 10:07:32 UTC</pubDate>
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         <title></title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2539717482</link>
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         <pubDate>2023-03-31 10:36:56 UTC</pubDate>
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      <item>
         <title>Ripasso energie rinnovabili</title>
         <author>hatteras</author>
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         <pubDate>2023-04-28 07:49:24 UTC</pubDate>
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      <item>
         <title>effetto serra</title>
         <author>hatteras</author>
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         <pubDate>2023-05-17 06:57:29 UTC</pubDate>
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      <item>
         <title>Quesiti per il ripasso 1</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2762622331</link>
         <description><![CDATA[<ul><li><p>Tutte le fonti energetiche del nostro pianeta derivano dall'energia solare ad eccezione dell'energia geotermica, nucleare e delle maree.</p></li><li><p>Unità di misura dell'energia: il joule</p></li><li><p>Legame tra joule e Caloria</p><p>1 Cal = 1000 cal = 1 kcal</p><p>1 cal = 4,184 joule</p><p>1 Cal = 1 kcal = 4184 joule = 4,184 kJ</p></li><li><p>Unità di misura della potenza (consumata od erogata): il Watt. Altra unità di misura legata al passato ma ancora in uso (cavalli/Hp)</p></li><li><p>Unità di misura del consumo di un elettrodomestico (Watt).</p></li><li><p>Energie rinnovabili ed esauribili, classificazione.</p></li><li><p><strong>Definizione di combustibili fossili</strong>: combustibili in quanto bruciano in presenza di ossigeno generando calore/energia (potere calorifico). Fossili perchè derivano da una lunga e lenta decomposizione di organismi viventi (vegetali ed animali) di milioni/miliardi di anni fa.</p></li><li><p>Potere calorifico: energia liberata durante la combustione</p></li><li><p>Energia elettrica: non è una fonte ma una forma in cui si può presentare l'energia. Utilizziamo l'energia elettrica perchè è facile da trasportare velocemente, per lunghe distanze e con perdite minime. E' inoltre facile da utilizzare.</p></li><li><p>Cogenerazione e teleriscaldamento</p></li></ul>]]></description>
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         <pubDate>2023-10-25 09:42:59 UTC</pubDate>
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         <title>tavola 3-3</title>
         <author>hatteras</author>
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         <pubDate>2023-11-29 11:11:23 UTC</pubDate>
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         <title>tavola 3-4</title>
         <author>hatteras</author>
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         <pubDate>2023-11-29 11:12:15 UTC</pubDate>
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         <title></title>
         <author>hatteras</author>
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         <pubDate>2023-11-29 11:13:43 UTC</pubDate>
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      <item>
         <title></title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2807220478</link>
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         <pubDate>2023-11-29 11:14:15 UTC</pubDate>
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         <title></title>
         <author>hatteras</author>
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         <pubDate>2023-12-04 11:02:30 UTC</pubDate>
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         <title>tavola 3-5</title>
         <author>hatteras</author>
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         <pubDate>2023-12-04 11:03:13 UTC</pubDate>
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      <item>
         <title>tavola 3-6</title>
         <author>hatteras</author>
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         <pubDate>2023-12-04 11:03:36 UTC</pubDate>
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         <title>ripasso : carbone e petrolio</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2897244139</link>
         <description><![CDATA[<p>potere calorifico: quantità di calore (energia) sviluppata durante la combustione</p><p>- pag. 322 formazione del carbone, la classificazione dei carboni (differenza di posizione nel</p><p>sottosuolo e potere calorifico), impieghi del carbone (dalla rivoluzione industriale ad oggi), centrali termoelettriche.</p><p>- pag. 324 petrolio formazione, fonte di energia e materia prima per l’industria petrolchimica (materie plastiche, fibre sintetiche, concimi chimici, detergenti, prodotti farmaceutici), miscela di idrocarburi, i giacimenti trappola (pag.326), la distillazione frazionata fig. di pag.327.</p>]]></description>
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         <pubDate>2024-02-27 08:50:43 UTC</pubDate>
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         <title>Energia geotermica</title>
         <author>hatteras</author>
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         <pubDate>2024-03-12 08:42:23 UTC</pubDate>
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         <title>Energia geotermica 2</title>
         <author>hatteras</author>
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         <pubDate>2024-03-12 08:43:38 UTC</pubDate>
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      <item>
         <title>Impronta ecologica e overshooting day</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/2923061061</link>
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         <pubDate>2024-03-18 10:48:51 UTC</pubDate>
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         <title>Metanodotti</title>
         <author>hatteras</author>
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         <pubDate>2024-11-18 08:47:15 UTC</pubDate>
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         <title>Data center sulla luna</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/3309626706</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-01-30 11:00:37 UTC</pubDate>
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      <item>
         <title>Prisma a base esagonale</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/3384916908</link>
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         <pubDate>2025-03-27 11:18:33 UTC</pubDate>
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      <item>
         <title></title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/3467172881</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-05-26 06:48:57 UTC</pubDate>
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      <item>
         <title>Librecad : squadratura del foglio e preparazione dei layer. nb moltiplicare x10 le misure (si lavora in mm)</title>
         <author>hatteras</author>
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         <description><![CDATA[]]></description>
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         <pubDate>2025-09-17 06:50:19 UTC</pubDate>
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      <item>
         <title>Quesiti sui pannelli solari termici e fotovoltaici</title>
         <author>hatteras</author>
         <link>https://padlet.com/hatteras/wydn0aap0iq0688v/wish/3744178381</link>
         <description><![CDATA[<ul><li><p>Radiazione solare (1 kW/m<sup>2</sup>): perché è intermittente, variabile e non uniforme.</p></li><li><p>pannelli solari termici (a cosa servono e come sono fatti)</p></li><li><p>pannelli solari fotovoltaici (a cosa servono, che principio sfruttano, materiali (silicio), inverter, corrente alternata, elettrodomestici che necessitano di corrente alternata o continua, batterie di accumulo, impianti off grid). Quali sono gli elettrodomestici che consumano maggiormente che che influenzano i dimensionamento di un impianto.</p><p><br></p></li></ul><p><br></p><p><br></p>]]></description>
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         <pubDate>2026-01-08 11:21:16 UTC</pubDate>
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         <title>energia geotermica</title>
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         <description><![CDATA[<p>Saper descrivere come si può sfruttare il calore che proviene dal sottosuolo sia per ottenere calore che energia. La centrale geotermica come ottiene energia, le torri di refrigerazione. Saper citare la centrale italiana di Larderello primo caso al mondo.</p>]]></description>
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