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	<title>Site du coll&#232;ge Emile Zola - Sciences - P&#233;dagogie - Acad&#233;mie de Poitiers</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?rubrique160</link>
	

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		<title>Site du coll&#232;ge Emile Zola</title>
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<item>
	<title>Le 12 ao&#251;t, une &#233;clipse solaire totale </title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3687</link>
	<dc:date>2026-04-01T09:21:43Z</dc:date>
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	<description> La Lune s&#039;interposera entre la Terre et le Soleil, occultant enti&#232;rement ce dernier. La bande de totalit&#233; traversera l&#039;oc&#233;an Arctique, le Groenland, l&#039;Islande, l&#039;oc&#233;an Atlantique, puis atteindra le Portugal et le nord de l&#039;Espagne (40% du territoire), jusqu&#039;&#224; l&#039;&#238;le de Majorque. Pour ceux qui se trouveront en dehors de la bande de totalit&#233;, comme en France, il s&#039;agira d&#039;une &#233;clipse partielle toutefois spectaculaire. Ce que &#231;a donnera en France Elle arrive 27 ans apr&#232;s la derni&#232;re &#233;clipse du 11 ao&#251;t 1999. (...) </description>


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	<title>1&#232;re image de l'Univers lointain gr&#226;ce au t&#233;lescope Webb</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3619</link>
	<dc:date>2025-02-05T09:02:51Z</dc:date>
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	<description> Certains se demandaient jusqu&#039;o&#249; on pouvait regarder dans l&#039;Univers. Regardez. Extraordinaire !!! https://trustmyscience.com/premiere-image-univers-lointain-telescope-webb/# : :text=Le%20t%C3%A9lescope%20spatial%20James%20Webb%20de%20la%20NASA,est%20plus%20faible%20que%20toutes%20les%20galaxies%20observ%C3%A9e </description>


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<item>
	<title>Le m&#233;lange extraordinaire maizena + eau</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3580</link>
	<dc:date>2024-04-03T18:09:58Z</dc:date>
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	<description> La discussion avec mes &#233;l&#232;ves de 5&#232;me sur les &#233;tats de la mati&#232;re a r&#233;veill&#233; une vieille question : &#034;Comment se fait-il qu&#039;un m&#233;lange maizena + eau soit mou quand on le touche doucement et dur si on le frappe ?&#034; Les chercheurs ont trouv&#233; en 2013 une nouvelle explication. Avant 2013 : L&#039;explication : Les mol&#233;cules de Ma&#239;zena (de la famille des polysaccharides) s&#039;agglom&#232;rent pour former des grains de quelques microm&#232;tres de diam&#232;tre. L&#039;eau s&#039;intercale entre les grains. Sans contrainte, ces derniers (...) </description>


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<item>
	<title>Sortie &#224; la station d'&#233;puration de Prahecq</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3574</link>
	<dc:date>2024-04-01T14:59:37Z</dc:date>
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	<description> Dans le cadre du programme de Sciences Physiques concernant l&#039;eau, des &#233;l&#232;ves de 5&#232;mes D ont visit&#233; les installations de la station d&#039;&#233;puration de Prahecq, mercredi 27 mars. On leur a expliqu&#233; les diff&#233;rents traitements que subissent les eaux us&#233;es jusqu&#039;&#224; l&#039;obtention d&#039;une eau propre, rejet&#233;e dans la rivi&#232;re de Prahecq, La Guirande. Ils ont appris qu&#039;aucun produit chimique n&#039;est utilis&#233; : apr&#232;s avoir &#233;t&#233; d&#233;barrass&#233;e de ses gros d&#233;chets par d&#233;grillage et d&#233;cantation, des bact&#233;ries prennent le relai pour (...) </description>


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<item>
	<title>1&#232;re partie du projet &#034;Bien g&#233;rer et prot&#233;ger notre eau&#034; pour les 5&#232;mes</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3575</link>
	<dc:date>2024-04-01T14:59:27Z</dc:date>
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	<description> Les 11 et 19 mars, les 5&#232;mes B et C ont particip&#233; au projet &#034;Bien g&#233;rer et prot&#233;ger notre eau&#034; en lien avec leur programme de chimie et dans le cadre de leur Education au D&#233;veloppement Durable Cette 1&#232;re s&#233;ance en classe &#233;tait compos&#233;e : &#61658; d&#039;une partie th&#233;orique o&#249; les th&#232;mes suivants seront abord&#233;s : &#8226; le cycle technique de l&#039;eau &#8226; les ressources en eau du territoire &#8226; leurs param&#232;tres chimiques &#8226; les pollutions qui touchent les eaux souterraines &#61658; d&#039;un atelier &#171; Apprentis chimistes &#187; au cours duquel (...) </description>


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<item>
	<title>2&#232;me partie du projet &#034;Bien g&#233;rer et prot&#233;ger notre eau&#034; pour les 5&#232;mes</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3576</link>
	<dc:date>2024-04-01T14:59:16Z</dc:date>
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	<description> Le 20 mars, les 5&#232;mes B et C ont poursuivi le projet &#034;Bien g&#233;rer et prot&#233;ger notre eau&#034; en lien avec leur programme de chimie et dans le cadre de leur Education au D&#233;veloppement Durable Cette 2&#232;me s&#233;ance a eu lieu sur site technique au Service des Eaux du Vivier, &#224; Niort. Elle &#233;tait compos&#233;e : &#61658; d&#039;une partie explicative sur l&#039;eau potable et les m&#233;tiers associ&#233;s &#61658; d&#039;un atelier &#171; Ing&#233;nieurs &#187; au cours duquel les &#233;l&#232;ves ont compos&#233; une usine de production d&#039;eau potable adapt&#233;e aux pollutions du territoire &#61658; (...) </description>


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	<title>Sortie projet Plastiques &#224; la Loupe des 5&#232;mes</title>
	<link>https://etab.ac-poitiers.fr/coll-prahecq/spip.php?article3577</link>
	<dc:date>2024-04-01T14:59:04Z</dc:date>
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	<description> Les 5&#232;mes A et E participent au projet Plastique &#224; La Loupe avec la Fondation Tara Oc&#233;an en lien avec leur programme de chimie et dans le cadre de leur Education au D&#233;veloppement Durable Ce projet consiste &#224; faire participer les &#233;l&#232;ves &#224; la recherche sur la pollution plastique par la collecte de donn&#233;es et d&#039;&#233;chantillons sur les plages et les berges des fleuves et des rivi&#232;res de France. Ces informations contribueront aux questions d&#039;actualit&#233; suivantes : - Quelles sont les quantit&#233;s, la (...) </description>


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	<dc:date>2023-03-16T20:20:40Z</dc:date>
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