{"id":53810,"date":"2025-10-05T05:27:04","date_gmt":"2025-10-04T20:27:04","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=53810"},"modified":"2025-10-05T05:27:04","modified_gmt":"2025-10-04T20:27:04","slug":"ammoniakkisuihkulahde-punainen-maaginen-draama-ja-tieteellinen-salaisuus","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=53810&lang=fi","title":{"rendered":"Ammoniakkisuihkul\u00e4hde: Punainen Maaginen Draama ja Tieteellinen Salaisuus!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\">Olen Ken Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on koe.<\/span><\/p>\n<p>Punainen suihkul\u00e4hde purkautuu esiin pullossa&#8230; Oletko kuullut &#8220;ammoniakkisuihkul\u00e4hdekokeesta&#8221;, joka n\u00e4ytt\u00e4\u00e4 aivan taikuudelta? Monet saattavat muistaa n\u00e4hneens\u00e4 sen koulun luonnontiedon tunneilla. T\u00e4m\u00e4 kaunis ilmi\u00f6 onkin itse asiassa tieteen riemua tiivistetyss\u00e4 muodossa, sill\u00e4 siin\u00e4 hy\u00f6dynnet\u00e4\u00e4n er\u00e4st\u00e4 ammoniakkikaasun &#8220;yll\u00e4tt\u00e4v\u00e4\u00e4 ominaisuutta&#8221;.<\/p>\n<p>T\u00e4ll\u00e4 kertaa paljastan kaiken j\u00e4nnitt\u00e4v\u00e4n, dramaattisen lopputuloksen, jonka saimme, kun kokeilimme ammoniakkisuihkul\u00e4hdekoetta, sek\u00e4 sen kauneuden takana piilev\u00e4n tieteellisen salaisuuden!<\/p>\n<h3>Ammoniakkisuihkul\u00e4hdekoe: Dramaattinen tulos \u2013 1 voitto, 2 tappiota!<\/h3>\n<p class=\"p3\">Hei kaikki! T\u00e4ll\u00e4 kertaa p\u00e4\u00e4timme kokeilla &#8220;ammoniakkisuihkul\u00e4hdekoetta&#8221;, joka on yksi suosituimmista kokeista luonnontiedossa!<\/p>\n<p>Kokeen valmistelu on yksinkertainen. Sekoitetaan kahta erilaista valkoista jauhetta, ammoniumkloridia (NH\u2084Cl) ja kalsiumhydroksidia (Ca(OH)\u2082), ja kuumennetaan seosta ammoniakkikaasun tuottamiseksi. Kemiallisena reaktiona se n\u00e4ytt\u00e4\u00e4 t\u00e4lt\u00e4:<\/p>\n<p style=\"text-align: center;\">2NH\u2084Cl + Ca(OH)\u2082 \u27f6 2NH\u2083 + CaCl\u2082 + 2H\u2082O<\/p>\n<p>Kun t\u00e4ss\u00e4 reaktiossa k\u00e4ytet\u00e4\u00e4n noin 3 g kumpaakin ainetta, ammoniumkloridia ja kalsiumhydroksidia, laskelmien mukaan ammoniakkia pit\u00e4isi synty\u00e4 teoreettisesti jopa noin 1,3 litraa. T\u00e4m\u00e4n pit\u00e4isi riitt\u00e4\u00e4 onnistumiseen! &#8230;N\u00e4ill\u00e4 ajatuksilla aloimme. Alla on esitetty reaktioon osallistuvien aineiden kemialliset rakenteet.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-47277 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a.jpg\" alt=\"\" width=\"260\" height=\"163\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a.jpg 1982w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a-300x188.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a-1024x642.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a-768x481.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/7c18503c7f93b3293d04ed16e537ce3a-1536x963.jpg 1536w\" sizes=\"auto, (max-width: 260px) 100vw, 260px\" \/><\/p>\n<h3>Koej\u00e4rjestelyt ja &#8220;salaisuudet&#8221; onnistumiseen<\/h3>\n<p>Ammoniakkisuihkul\u00e4hdekokeen onnistumiseen liittyy muutama t\u00e4rke\u00e4 seikka.<\/p>\n<p>\uff11\u3000Sekoita kemikaalit<br \/>\nOta 3 grammaa kumpaakin, ammoniumkloridia ja kalsiumhydroksidia, ja sekoita ne huolellisesti. Muista k\u00e4ytt\u00e4\u00e4 suojalaseja t\u00e4t\u00e4 tehdess\u00e4si!<\/p>\n<p>\uff12\u3000Tuota ja ker\u00e4\u00e4 ammoniakki<br \/>\nLaita sekoitetut kemikaalit koeputkeen ja l\u00e4mmit\u00e4 varovasti kaasupolttimella. Syntynyt ammoniakkikaasu ker\u00e4t\u00e4\u00e4n kuivaan py\u00f6re\u00e4pohjaiseen pulloon. T\u00e4ss\u00e4 on kolme avainkohtaa!<\/p>\n<ul>\n<li>Varmista riitt\u00e4v\u00e4 ilmanvaihto: Ammoniakilla on voimakas ja pist\u00e4v\u00e4 haju, ja sen hengitt\u00e4minen suurina pitoisuuksina on vaarallista.<\/li>\n<li>Laske koeputken suuta hieman alas: T\u00e4ss\u00e4 kemiallisessa reaktiossa syntyy my\u00f6s vett\u00e4 (H\u2082O). Jos et laske koeputken suuta alas, syntynyt vesi voi virrata takaisin kuumennettuun osaan ja koeputki voi s\u00e4rky\u00e4.<\/li>\n<li>Ker\u00e4\u00e4 ammoniakki oikein: Ammoniakki on ilmaa kevyemp\u00e4\u00e4 kaasua. Siksi se ker\u00e4t\u00e4\u00e4n pullo suu alasp\u00e4in, k\u00e4ytt\u00e4m\u00e4ll\u00e4 alasp\u00e4in suuntautuvaa syrj\u00e4ytysmenetelm\u00e4\u00e4 (downward displacement). Onnistumisen salaisuus on ty\u00f6nt\u00e4\u00e4 lasiputki syv\u00e4lle pulloon ja ker\u00e4t\u00e4 kaasu ty\u00f6nt\u00e4m\u00e4ll\u00e4 pullon sis\u00e4ll\u00e4 oleva ilma ulos.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-47275 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/b40140a7b1fc6390673def80f81a57e9.jpg\" alt=\"\" width=\"335\" height=\"413\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/b40140a7b1fc6390673def80f81a57e9.jpg 1102w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/b40140a7b1fc6390673def80f81a57e9-243x300.jpg 243w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/b40140a7b1fc6390673def80f81a57e9-830x1024.jpg 830w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/b40140a7b1fc6390673def80f81a57e9-768x948.jpg 768w\" sizes=\"auto, (max-width: 335px) 100vw, 335px\" \/>Vinkki on tuoda putken p\u00e4\u00e4 py\u00f6re\u00e4pohjaisen pullon yl\u00e4osaan ker\u00e4yksen aikana. Ajattele ker\u00e4\u00e4v\u00e4si sit\u00e4 &#8220;t\u00e4ytt\u00e4m\u00e4ll\u00e4&#8221; ylh\u00e4\u00e4lt\u00e4 alas. My\u00f6s suuremman pullon k\u00e4ytt\u00e4minen lis\u00e4\u00e4 onnistumisen todenn\u00e4k\u00f6isyytt\u00e4!<\/p>\n<p>\uff13\u3000Varo pist\u00e4v\u00e4\u00e4 hajua!<br \/>\nKun tarkistat ammoniakin hajua, pid\u00e4 kasvosi et\u00e4\u00e4ll\u00e4 koeputkesta ja tuuleta hajua kohti itse\u00e4si k\u00e4dell\u00e4. \u00c4l\u00e4 miss\u00e4\u00e4n nimess\u00e4 hengit\u00e4 sit\u00e4 suoraan.<\/p>\n<h3>Ottelun tulos&#8230; Dramaattinen 1 voitto, 2 tappiota!<\/h3>\n<p>Onnistuimme esikokeissa kahdesti ja olin todella luottavainen: &#8220;Kappas, t\u00e4m\u00e4 onnistuu!&#8221; Mutta kun kokeilimme sit\u00e4 varsinaisella tunnilla&#8230; Tulos oli uskomaton 1 voitto ja 2 tappiota! Kaksi ep\u00e4onnistumista ja vain yksi onnistuminen \u2013 melkoinen dramaattinen k\u00e4\u00e4nne. Jouduimme pureskelemaan pettymyst\u00e4 yhdess\u00e4 oppilaiden kanssa: &#8220;Kokeet eiv\u00e4t todellakaan aina mene oppikirjan mukaan&#8230;&#8221;, mutta sit\u00e4 suurempi oli ilo onnistumisen hetkell\u00e4! Koko luokka t\u00e4yttyi valtavalla &#8220;Vauu!&#8221;-huudolla.<\/p>\n<h3>Onnistumisen hetki! Kauniin punaisen suihkul\u00e4hteen mysteeri<\/h3>\n<p>T\u00e4ss\u00e4 n\u00e4kyy hetki, jolloin onnistuimme t\u00e4ydellisesti!<\/p>\n<p><iframe loading=\"lazy\" title=\"\u300c\u30a2\u30f3\u30e2\u30cb\u30a2\u5674\u6c34\u300d\u6210\u529f\u306e\u77ac\u9593\u306b\u5927\u8208\u596e\uff01\uff08\u5b9f\u9a13\u306e\u6e96\u5099\u304b\u3089\u65b9\u6cd5\u307e\u3067\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/YWpT41bgXZw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Pulloon imeytynyt vesi levi\u00e4\u00e4 kauniina vaaleanpunaisena suihkul\u00e4hteen\u00e4, ja se on aina vaikuttavaa n\u00e4hd\u00e4. Mutta etk\u00f6 ihmettele t\u00e4t\u00e4 kohtaa?<\/p>\n<p>&#8220;Miksi pelkk\u00e4 vesi muuttuu vaaleanpunaiseksi?&#8221;<\/p>\n<p>&#8220;Ja miksi vesi ylip\u00e4\u00e4t\u00e4\u00e4n imeytyy pulloon itsest\u00e4\u00e4n?&#8221;<\/p>\n<p>Salaisuus piilee ammoniakin h\u00e4mm\u00e4stytt\u00e4v\u00e4ss\u00e4 ominaisuudessa. Ammoniakilla on itse asiassa se ominaisuus, ett\u00e4 se liukenee veteen \u00c4LYTT\u00d6M\u00c4N hyvin. Kun pulloon laitetaan hieman vett\u00e4 ruiskulla pullon suulla (t\u00e4t\u00e4 kutsutaan &#8220;kutsuvedeksi&#8221;), pullossa oleva ammoniakki liukenee siihen veteen kerralla. T\u00e4m\u00e4n seurauksena pullon sis\u00e4inen paine laskee jyrk\u00e4sti, koska kaasua liukenee nesteeseen. Ulkoinen ilmanpaine (atmosf\u00e4\u00e4rinen paine) ei muutu, joten pullon sis\u00e4- ja ulkopuolelle syntyy suuri paine-ero. T\u00e4m\u00e4 paine-ero pyrit\u00e4\u00e4n tasoittamaan, jolloin ilmanpaine ty\u00f6nt\u00e4\u00e4 dekanterissa olevaa vett\u00e4 voimakkaasti pulloon. T\u00e4m\u00e4 on &#8220;suihkul\u00e4hteen&#8221; todellinen luonne.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-42104 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/e703391c37f1887aca79fafd757178b5.jpg\" alt=\"\" width=\"344\" height=\"318\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/e703391c37f1887aca79fafd757178b5.jpg 698w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/e703391c37f1887aca79fafd757178b5-300x278.jpg 300w\" sizes=\"auto, (max-width: 344px) 100vw, 344px\" \/><\/p>\n<p>Ent\u00e4 vaaleanpunaisen v\u00e4rin mysteeri? Se johtuu siit\u00e4, ett\u00e4 dekanterin veteen oli etuk\u00e4teen sekoitettu indikaattoriliuosta nimelt\u00e4 fenolftaleiini. Fenolftaleiinilla on ominaisuus, ett\u00e4 se muuttuu kirkkaan vaaleanpunaiseksi reagoidessaan em\u00e4ksisten nesteiden kanssa. Veteen liuennut ammoniakki muodostaa &#8220;ammoniakkivett\u00e4&#8221;, joka on em\u00e4ksist\u00e4. Siksi pulloon imeytynyt vesi v\u00e4rj\u00e4ytyy kauniin vaaleanpunaiseksi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-42105 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/3bb48d204b0122931b7350242305d87e1.jpg\" alt=\"\" width=\"344\" height=\"305\" \/><\/p>\n<p>Suihkul\u00e4hde pys\u00e4htyy muuten siksi, ett\u00e4 paine-ero pullon sis\u00e4- ja ulkopuolella pienenee, kun pullo t\u00e4yttyy vedell\u00e4. T\u00e4m\u00e4kin on todiste siit\u00e4, kuinka tieteen lait toimivat.<\/p>\n<h3>Kokeiden hauskuus piilee &#8220;ennustamattomassa draamassa&#8221;!<\/h3>\n<p>T\u00e4ss\u00e4 kokeessa ensimm\u00e4isen ep\u00e4onnistumisen syyn\u00e4 oli se, ett\u00e4 ammoniakkia ei syntynyt riitt\u00e4v\u00e4sti, ja toisen se, ett\u00e4 kun yritimme l\u00e4mmitt\u00e4\u00e4 ammoniakkivett\u00e4 suoraan, l\u00e4mp\u00f6 oli liian kova. Huolellinen valmistelu on todellakin t\u00e4rke\u00e4\u00e4 kaikessa. Mutta oli kyseess\u00e4 sitten onnistuminen tai ep\u00e4onnistuminen, kaikki johtaa oppimiseen. Prosessi, jossa mietit\u00e4\u00e4n &#8220;Miksi se ei onnistunut?&#8221; ja &#8220;Miten onnistun seuraavalla kerralla?&#8221;, saattaa olla tieteen kiehtovin osa. T\u00e4m\u00e4 1 voitto ja 2 tappiota tarjosivat meille juuri sellaisen ennustamattoman tieteellisen draaman kokemuksen.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u300c\u30a2\u30f3\u30e2\u30cb\u30a2\u5674\u6c34\u300d\u6210\u529f\u306e\u77ac\u9593\u306b\u5927\u8208\u596e\uff01\uff08\u5b9f\u9a13\u306e\u6e96\u5099\u304b\u3089\u65b9\u6cd5\u307e\u3067\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/NarpmQXS1Sw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3>Lis\u00e4\u00e4 tietoa! Ammoniakkisuihkul\u00e4hteen sovellukset<\/h3>\n<p>T\u00e4m\u00e4 video on my\u00f6s eritt\u00e4in selke\u00e4 oppilaille n\u00e4ytett\u00e4v\u00e4ksi.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u3010\u4e2d\u5b66\u7406\u79d1\u3011\u30a2\u30f3\u30e2\u30cb\u30a2\u306e\u5674\u6c34\u3010\u5b9f\u9a13\u5168\u5de5\u7a0b\u3011 Ammonia fountain\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/EEGgkO0m374?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>L\u00f6ysin my\u00f6s t\u00e4llaisen mielenkiintoisen kokeiluvideon. Tavallisessa suihkul\u00e4hdekokeessa k\u00e4ytet\u00e4\u00e4n kutsuveden annosteluun ruiskua, mutta t\u00e4ss\u00e4 videossa sit\u00e4 ei ole. Suihkul\u00e4hde alkaa automaattisesti toimia, kun putki vain upotetaan veteen ja ammoniakki liukenee siihen v\u00e4hitellen. Esittelykokeena t\u00e4m\u00e4 varmasti saa yleis\u00f6n h\u00e4mm\u00e4stym\u00e4\u00e4n!<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30a2\u30f3\u30e2\u30cb\u30a2\u306e\u5674\u6c34\uff3f\u7c21\u5358\u30d0\u30fc\u30b8\u30e7\u30f3\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/cDGsEFsX4zU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>T\u00e4ss\u00e4 kokeessa k\u00e4ytetty ammoniumkloridi n\u00e4ytt\u00e4\u00e4 kauniita kiteit\u00e4 my\u00f6s seuraavan kappaleen, &#8220;uudelleenkiteytymisen&#8221; kokeessa. On kiinnostavaa kemiassa my\u00f6s se, ett\u00e4 yksi aine on mukana monissa erilaisissa tieteellisiss\u00e4 ilmi\u00f6iss\u00e4.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"eRgcG36auA\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=25257\">\u8a66\u9a13\u7ba1\u306b\u96ea\u3092\u964d\u3089\u305b\u3088\u3046\uff01\u304a\u3046\u3061\u3067\u697d\u3057\u3080\u30ad\u30e9\u30ad\u30e9\u7d50\u6676\u30af\u30ea\u30b9\u30de\u30b9\uff08\u5869\u5316\u30a2\u30f3\u30e2\u30cb\u30a6\u30e0\u306e\u518d\u7d50\u6676\u5b9f\u9a13\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8221;\u8a66\u9a13\u7ba1\u306b\u96ea\u3092\u964d\u3089\u305b\u3088\u3046\uff01\u304a\u3046\u3061\u3067\u697d\u3057\u3080\u30ad\u30e9\u30ad\u30e9\u7d50\u6676\u30af\u30ea\u30b9\u30de\u30b9\uff08\u5869\u5316\u30a2\u30f3\u30e2\u30cb\u30a6\u30e0\u306e\u518d\u7d50\u6676\u5b9f\u9a13\uff09&#8221; &#8212; \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=25257&#038;embed=true#?secret=QEtElvEZYL#?secret=eRgcG36auA\" data-secret=\"eRgcG36auA\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Yhteydenotto ja pyynn\u00f6t<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4ksi! Olen koonnut selke\u00e4t ohjeet hauskoista tiedekokeista, joita voit tehd\u00e4 kotona, ja niiden onnistumisvinkeist\u00e4. Selaile ja etsi lis\u00e4\u00e4!<\/p>\n<p>Tiedevinkkikirjan sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><\/p>\n<p>Tietoa yll\u00e4pit\u00e4j\u00e4 Ken Kuwakosta <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><\/p>\n<p>Yhteydenotot ja pyynn\u00f6t (kirjoittaminen, luennot, kokeilupajat, TV-konsultointi\/esiintyminen jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">&#8211; Artikkelien p\u00e4ivitystiedot <a href=\"https:\/\/x.com\/kuwako\">julkaistaan X:ss\u00e4<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a>Kokeiluvideoita julkaistaan kanavalla <a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Kagaku no Neta Channel (Tiedevinkkikanava)<\/a>!<\/p>\n<div class=\"g-ytsubscribe\" data-channelid=\"UCBoF1yPvFnXnSJ_Xe5AmXcw\" data-layout=\"full\" data-count=\"default\"><\/div>\n<h3>\uff14\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=46937&amp;\">\u5149\u306e\u9b54\u6cd5CMY\u30a6\u30a9\u30fc\u30bf\u30fc\u30ad\u30e5\u30fc\u30d6<\/a>\uff1a\u5149\u306e\u9b54\u6cd5\u3092\u4f53\u9a13\u305b\u3088\uff01\u6c34\u3092\u6ce8\u3050\u3068\u65b0\u305f\u306a\u7acb\u65b9\u4f53\u304c\u51fa\u73fe\u3059\u308b\u9b54\u6cd5\u306e\u3088\u3046\u306a\u5b9f\u9a13\u3067\u3059\u3002<\/li>\r\n<\/ul>\r\n<img class=\"alignnone wp-image-47312 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg\" sizes=\"auto, (max-width: 267px) 100vw, 267px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg 1292w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-272x300.jpg 272w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-928x1024.jpg 928w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-768x848.jpg 768w\" alt=\"\" width=\"267\" height=\"294\" \/>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u30fb\u79d1\u5b66\u76e3\u4fee\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>4\u67089\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3 \uff09\u306e\u79d1\u5b66\u76e3\u4fee\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u591c7\u6642\u301c\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=61585\">\u30b5\u30af\u30bb\u30b915 \uff14\u6708\u53f7<\/a>\u306b\u3066\u3001\u91ce\u7403\u306e\u79d1\u5b66\u306b\u3064\u3044\u3066\u8a18\u4e8b\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f\uff082026\/3\uff09<\/li>\r\n \t<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09\r\n<img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/>\r\n<\/strong><\/li>\r\n \t<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002\r\n<img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u8b1b\u5e2b\u30fb\u30b7\u30e7\u30fc\u30fb\u7814\u7a76\u7b49\u306e\u304a\u77e5\u3089\u305b<\/b><\/span><\/h3>\r\n<ul>\r\n \t<li>3\/20\uff08\u91d1\uff09\u3000\u65e5\u672c\u7406\u79d1\u6559\u80b2\u5b66\u4f1a\u30aa\u30f3\u30e9\u30a4\u30f3\u5168\u56fd\u5927\u4f1a2026\u300c<a href=\"https:\/\/phys-edu.net\/wp\/?p=60439\">\u6163\u6027\u306e\u6cd5\u5247\u306e\u6982\u5ff5\u5f62\u6210\u3092\u76ee\u6307\u3057\u305f\u63a2\u7a76\u7684\u306a\u5b66\u3073\u306e\u5b9f\u8df5\u300d<\/a>\u306b\u3064\u3044\u3066\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li>6\/14\uff08\u65e5\uff09\u3000\u5343\u8449\u5927\u5b66\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u300c\u63a2\u7a76\u300d\u306b\u3066\u8b1b\u5e2b\u3092\u52d9\u3081\u307e\u3059<\/li>\r\n \t<li>7\/18\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=60018\">\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u300c\u30ca\u30ea\u30ab\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\u300d\u306e\u8b1b\u5e2b\u3092\u3057\u307e\u3059<\/a>\u3002\u304a\u4f1a\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\r\n \t<li>10\/10\uff08\u571f\uff09\u3000\u79d8\u5bc6\u5175\u5668\u300c\u5e2f\u96fb\u30ac\u30f3\u300d\u304c\u70b8\u88c2\uff01\u30d3\u30ea\u30d3\u30ea\uff01\u30c9\u30ad\u30c9\u30ad\uff01\u9759\u96fb\u6c17\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\uff20\u5343\u8449\u5e02\u79d1\u5b66\u30d5\u30a7\u30b9\u30bf\uff08\u5348\u5f8c\u4e88\u5b9a\uff09<\/li>\r\n \t<li><span style=\"text-align: center;\">\u5404\u7a2eSNS\u3000<\/span><a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a><\/li>\r\n<\/ul>\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/www.youtube.com\/c\/kkuwako\">Youtube<\/a>\u2026\u79d1\u5b66\u5b9f\u9a13\u7b49\u306e\u52d5\u753b\u3092\u914d\u4fe1\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/music.youtube.com\/playlist?list=PLoK4ZvKN9S2NgpYIochcQs0aL-vrRB_Qw\">\u79d1\u5b66\u30e9\u30b8\u30aa<\/a>\u00a0\u2026\u79d1\u5b66\u30c8\u30d4\u30c3\u30af\u3092\u307b\u307c\u6bce\u65e5\u914d\u4fe1\u4e2d\uff01AI\u6280\u8853\u3092\u99c6\u4f7f\u3057\u3066\u4f5c\u6210\u3057\u305f\u300c\u8033\u3067\u697d\u3057\u3080\u79d1\u5b66\u300d\u3092\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=20940\">\u8b1b\u6f14<\/a>\u00a0\u2026\u5168\u56fd\u5404\u5730\u3067\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u30fb\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\u7b49\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u00a0\u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>\r\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 has-dates wp-block-latest-posts\"><li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62612&#038;lang=hi\" aria-label=\"\u090f\u0915 LED \u0914\u0930 \u0938\u093e\u0924 \u0930\u0902\u0917! \u0905\u092a\u0928\u0940 \u0939\u0925\u0947\u0932\u0940 \u092a\u0930 \u0938\u0940\u0916\u0947\u0902 &#8216;\u092a\u094d\u0930\u0915\u093e\u0936 \u0915\u0947 \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915 \u0930\u0902\u0917&#8217; \u0915\u093e \u091c\u093e\u0926\u0942\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/74e22599517841755365c47bd0643831-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62612&#038;lang=hi\">\u090f\u0915 LED \u0914\u0930 \u0938\u093e\u0924 \u0930\u0902\u0917! \u0905\u092a\u0928\u0940 \u0939\u0925\u0947\u0932\u0940 \u092a\u0930 \u0938\u0940\u0916\u0947\u0902 &#8216;\u092a\u094d\u0930\u0915\u093e\u0936 \u0915\u0947 \u092a\u094d\u0930\u093e\u0925\u092e\u093f\u0915 \u0930\u0902\u0917&#8217; \u0915\u093e \u091c\u093e\u0926\u0942<\/a><time datetime=\"2026-04-21T04:57:42+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670821\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62610&#038;lang=es\" aria-label=\"\u00bfUn solo LED para siete colores? \u00a1Experimenta con los &#8220;Colores Primarios de la Luz&#8221; en la palma de tu mano!\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/74e22599517841755365c47bd0643831-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62610&#038;lang=es\">\u00bfUn solo LED para siete colores? \u00a1Experimenta con los &#8220;Colores Primarios de la Luz&#8221; en la palma de tu mano!<\/a><time datetime=\"2026-04-21T04:57:30+09:00\" 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Koe valon v\u00e4rioppi k\u00e4mmenell\u00e4si!\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/74e22599517841755365c47bd0643831-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62608&#038;lang=fi\">Yksi LED, seitsem\u00e4n v\u00e4ri\u00e4? 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