{"id":63495,"date":"2026-05-17T04:48:51","date_gmt":"2026-05-16T19:48:51","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=63495"},"modified":"2026-05-17T04:48:51","modified_gmt":"2026-05-16T19:48:51","slug":"valo-sammutti-sahkon-koe-einsteinin-suuri-loyto-kultalehtielektroskoopin-avulla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=63495&lang=fi","title":{"rendered":"Valo sammutti s\u00e4hk\u00f6n!? Koe Einsteinin suuri l\u00f6yt\u00f6 kultalehtielektroskoopin avulla"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on t\u00e4ynn\u00e4 kokeita.<\/strong><\/span><\/p>\n<p>\u201cPelkk\u00e4 valo saa s\u00e4hk\u00f6n katoamaan.\u201d<\/p>\n<p>Kuulostaa melkein taialta, mutta juuri t\u00e4llainen ilmi\u00f6 voidaan n\u00e4hd\u00e4 oikeassa laboratoriossa. Viel\u00e4 h\u00e4mm\u00e4stytt\u00e4v\u00e4mp\u00e4\u00e4 on se, ett\u00e4 ilmi\u00f6 liittyy suoraan siihen tutkimukseen, jolla itse Albert Einstein voitti Nobel-palkinnon. T\u00e4ll\u00e4 kertaa tutustutaan hieman mystiseen kokeeseen, jossa k\u00e4ytet\u00e4\u00e4n elektroskooppia.<\/p>\n<h3>Mik\u00e4 on elektroskooppi?<\/h3>\n<p>Elektroskooppi on laite, jolla voidaan havaita s\u00e4hk\u00f6varauksia eli staattista s\u00e4hk\u00f6\u00e4. Sen sis\u00e4ll\u00e4 roikkuu kaksi ohutta metalliliuskaa. Kun laitteeseen kertyy s\u00e4hk\u00f6varausta, liuskat hylkiv\u00e4t toisiaan ja erkanevat toisistaan.<\/p>\n<p>T\u00e4ss\u00e4 kokeessa l\u00e4hdet\u00e4\u00e4n tilanteesta, jossa liuskat ovat jo valmiiksi auki. Se tarkoittaa, ett\u00e4 elektroskooppiin on kertynyt s\u00e4hk\u00f6varausta.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"QnljNlo0Ir\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=34711\">\u7b94\u691c\u96fb\u5668\u3067\u4f55\u304c\u8d77\u3053\u3063\u3066\u3044\u308b\u306e\u304b\uff1f\u96fb\u8377\u306e\u52d5\u304d\u3092\u30a2\u30cb\u30e1\u3067\u518d\u73fe\uff01\uff08\u9759\u96fb\u6c17\u306e\u3075\u3057\u304e\u3092\u4f53\u611f\u3059\u308b\u300c\u7b94\u691c\u96fb\u5668\u300d\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201d\u7b94\u691c\u96fb\u5668\u3067\u4f55\u304c\u8d77\u3053\u3063\u3066\u3044\u308b\u306e\u304b\uff1f\u96fb\u8377\u306e\u52d5\u304d\u3092\u30a2\u30cb\u30e1\u3067\u518d\u73fe\uff01\uff08\u9759\u96fb\u6c17\u306e\u3075\u3057\u304e\u3092\u4f53\u611f\u3059\u308b\u300c\u7b94\u691c\u96fb\u5668\u300d\uff09\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=34711&amp;embed=true#?secret=M6MPzIdVUs#?secret=QnljNlo0Ir\" data-secret=\"QnljNlo0Ir\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Mit\u00e4 tapahtuu, kun siihen suunnataan ultraviolettivaloa?<\/h3>\n<p>Kun elektroskoopin metallilevyyn suunnataan <b>ultraviolettivaloa<\/b>, tapahtuu jotain erikoista \u2014 liuskat alkavat hitaasti sulkeutua!<\/p>\n<p>Voit n\u00e4hd\u00e4 ilmi\u00f6n t\u00e4st\u00e4 videosta.<\/p>\n<p><iframe loading=\"lazy\" title=\"WOW\uff01\u7b94\u691c\u96fb\u5668\u306b\u7d2b\u5916\u7dda\u3092\u3042\u3066\u3066\u307f\u305f\u3089\u2026\uff01\u3010\u5149\u96fb\u52b9\u679c\u3011\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/e3Esp_qsehw?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>N\u00e4ytt\u00e4\u00e4 melkein silt\u00e4 kuin valo imisi s\u00e4hk\u00f6n pois. Mutta mit\u00e4 oikeasti tapahtuu?<\/p>\n<h3>T\u00e4ss\u00e4 on valos\u00e4hk\u00f6isen ilmi\u00f6n salaisuus<\/h3>\n<p>Kyseess\u00e4 on ilmi\u00f6 nimelt\u00e4 <b>valos\u00e4hk\u00f6inen ilmi\u00f6<\/b>. Kun metalliin osuu valoa \u2014 erityisesti lyhytaaltoista valoa kuten ultraviolettis\u00e4teily\u00e4 \u2014 metallin pinnasta voi irrota elektroneja.<\/p>\n<p>T\u00e4ss\u00e4 kokeessa elektroskooppiin oli kertynyt negatiivista varausta eli ylim\u00e4\u00e4r\u00e4isi\u00e4 elektroneja. Kun UV-valo osuu metalliin, elektronit sinkoutuvat pois pinnasta yksi toisensa j\u00e4lkeen. Varaus v\u00e4henee, ja siksi liuskat sulkeutuvat takaisin yhteen.<\/p>\n<h3>Yll\u00e4tt\u00e4v\u00e4 yhteys Einsteiniin ja Nobel-palkintoon<\/h3>\n<p>Valos\u00e4hk\u00f6inen ilmi\u00f6 oli aikanaan suuri mysteeri tiedemaailmalle. 1800-luvun lopulla tutkijat eiv\u00e4t pystyneet selitt\u00e4m\u00e4\u00e4n sit\u00e4 pelk\u00e4st\u00e4\u00e4n ajatuksella, ett\u00e4 \u201cvalo on aaltoa\u201d.<\/p>\n<p>Sitten n\u00e4ytt\u00e4m\u00f6lle astui <b>Albert Einstein<\/b>.<\/p>\n<p>Vuonna 1905 h\u00e4n esitti mullistavan ajatuksen: valo koostuu pienist\u00e4 energiapaketeista eli fotoneista. T\u00e4ll\u00e4 idealla h\u00e4n onnistui selitt\u00e4m\u00e4\u00e4n valos\u00e4hk\u00f6isen ilmi\u00f6n t\u00e4ydellisesti.<\/p>\n<p>Juuri t\u00e4st\u00e4 ty\u00f6st\u00e4 Einstein sai <b>Nobelin fysiikanpalkinnon vuonna 1921<\/b>. Moni yll\u00e4ttyy kuullessaan, ettei palkinto tullut suhteellisuusteoriasta vaan valon luonteen selitt\u00e4misest\u00e4.<\/p>\n<h3>Valos\u00e4hk\u00f6inen ilmi\u00f6 nykyteknologian perustana<\/h3>\n<p>T\u00e4m\u00e4 ei ole pelkk\u00e4 oppikirjailmi\u00f6. Valos\u00e4hk\u00f6inen ilmi\u00f6 on nykyteknologian ytimess\u00e4.<\/p>\n<p>Esimerkiksi <b>aurinkopaneelit<\/b> muuttavat valon energian s\u00e4hk\u00f6ksi liikuttamalla elektroneja \u2014 juuri valos\u00e4hk\u00f6isen ilmi\u00f6n avulla.<\/p>\n<p>My\u00f6s \u00e4lypuhelimien ja digikameroiden <b>kuvakennoissa<\/b> valo muunnetaan s\u00e4hk\u00f6isiksi signaaleiksi saman periaatteen avulla.<\/p>\n<p>Siin\u00e4 hitaasti sulkeutuvassa elektroskoopissa piilee siis koko modernia teknologiaa kannattelevan fysiikan perusidea.<\/p>\n<p>Kun katsot UV-valon sulkevan elektroskoopin liuskat, n\u00e4et omin silmin palan siit\u00e4 suuresta oivalluksesta, jonka Einstein teki:<br \/>\n<b>valo k\u00e4ytt\u00e4ytyy kuin hiukkaset.<\/b><\/p>\n<p>Katso video uudelleen ja tarkkaile hetke\u00e4, jolloin liuskat alkavat hiljalleen sulkeutua. Se on pieni ikkuna kvanttifysiikan maailmaan.<\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6<\/h3>\n<p>Tehd\u00e4\u00e4n tieteest\u00e4 hauskempaa ja helpommin l\u00e4hestytt\u00e4v\u00e4\u00e4! Sivustolta l\u00f6yd\u00e4t paljon kotona teht\u00e4vi\u00e4 tiedekokeita ja selkeit\u00e4 vinkkej\u00e4 niiden toteuttamiseen. Kannattaa tutkia lis\u00e4\u00e4!<\/p>\n<p>\u30fb\u201cKagakun Netach\u014d\u201d -sivuston sis\u00e4ll\u00f6st\u00e4 on julkaistu my\u00f6s kirja. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbLis\u00e4tietoja kirjoittaja Ken Kuwakosta <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbYhteisty\u00f6pyynn\u00f6t (kirjoitukset, luennot, tiedety\u00f6pajat, TV-esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbUusimmat artikkelit l\u00f6ytyv\u00e4t my\u00f6s <a href=\"https:\/\/x.com\/kuwako\">X:st\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><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tieteen ideakanava<\/a> julkaisee kokeiluvideoita jatkuvasti!<\/p>\n<h3>\uff17\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\">\u590f\u3067\u30d7\u30b7\u30e5\u30c3\u3068\u723d\u3084\u304b\u5b9f\u9a13\uff01<\/p>\r\n<p><img class=\"alignnone  wp-image-64964 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-30-4.31.58.jpeg\" alt=\"\" width=\"250\" height=\"310\" \/><\/p>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=206\">\u5c0f\u578b\u3067\u6301\u3061\u5e30\u308c\u308b\u3088\uff01\u30da\u30c3\u30c8\u30dc\u30c8\u30eb\u30ed\u30b1\u30c3\u30c8\u3092\u4f5c\u308d\u3046\uff01<\/a><\/p>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>\r\n<p>\u6642\u901f\uff12\uff10\uff10\uff4b\uff4d\u3067\u8d70\u308b\u30e9\u30f3\u30dc\u30eb\u30ae\u30fc\u30cb\u304c\u3001\u9577\u3055\uff11\uff12\uff4d\u306e\u30c6\u30fc\u30d6\u30eb\u30af\u30ed\u30b9\u3092\u4e00\u77ac\u3067\u5f15\u304d\u629c\u304f\u2014\u2014\u305d\u3093\u306a\u5e38\u8b58\u7834\u308a\u306e\u5b9f\u9a13\u304c\u3001\u3075\u305f\u305f\u3073\u30c6\u30ec\u30d3\u306e\u4e16\u754c\u3067\u5927\u304d\u306a\u8a71\u984c\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3057\u304b\u3082\u4eca\u56de\u306f\u300c\u8996\u8074\u8005\u304c\u9078\u3076\u30ef\u30af\u30ef\u30af\u5b9f\u9a13\u30e9\u30f3\u30ad\u30f3\u30b0\u300d\u3067\u3001\u306a\u3093\u3068\u5802\u3005\u306e\u7b2c\uff11\u4f4d\u3092\u7372\u5f97\u3057\u305f\u306e\u3067\u3059\u3002<a href=\"https:\/\/tver.jp\/episodes\/epxk5ysq54?p=781\">Tver\u3067\u307e\u3060\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u305c\u3072\u3054\u89a7\u304f\u3060\u3055\u3044<\/a>\u3002<\/p>\r\n<p><img class=\"alignnone  wp-image-65002 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07.jpeg\" sizes=\"(max-width: 546px) 100vw, 546px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07.jpeg 1052w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-300x162.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-1024x553.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-768x415.jpeg 768w\" alt=\"\" width=\"546\" height=\"295\" \/><\/p>\r\n<\/li>\r\n<li>7\u670818\u65e5\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<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n<li>\uff17\u670816\u65e5\u767a\u58f2\u3000\u300e<a href=\"https:\/\/amzn.to\/4vmkUfb\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002<br \/><img class=\"alignnone  wp-image-64694 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-20-18.25.27.jpeg\" alt=\"\" width=\"197\" height=\"275\" \/><\/li>\r\n<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<br \/><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\" \/><br \/><\/strong><\/li>\r\n<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<br \/><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=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<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;\" 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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<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<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<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<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<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<p>&nbsp;<\/p>\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=37695\" aria-label=\"\u3069\u3093\u306a\u554f\u984c\u3082\u6016\u304f\u306a\u3044\uff01\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u300c3\u30b9\u30c6\u30c3\u30d7\u89e3\u6cd5\u300d\u5b8c\u5168\u30ac\u30a4\u30c9\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-03-4.19.21-150x150.jpeg\" 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=37695\">\u3069\u3093\u306a\u554f\u984c\u3082\u6016\u304f\u306a\u3044\uff01\u904b\u52d5\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u300c3\u30b9\u30c6\u30c3\u30d7\u89e3\u6cd5\u300d\u5b8c\u5168\u30ac\u30a4\u30c9<\/a><time datetime=\"2026-07-03T04:20:32+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65048&#038;lang=hi\" aria-label=\"\u0907\u092e\u093e\u0930\u0924\u0947\u0902 \u092d\u0942\u0915\u0902\u092a \u0938\u0947 \u0915\u0948\u0938\u0947 \u0932\u0921\u093c\u0924\u0940 \u0939\u0948\u0902! \u0926\u094d\u0930\u0935\u0940\u0915\u0930\u0923 \u0938\u0947 \u0932\u0947\u0915\u0930 \u0938\u094d\u0932\u094b\u0936\u093f\u0902\u0917 \u0921\u0948\u092e\u094d\u092a\u0930 \u0924\u0915, \u092a\u0942\u0930\u0940 \u091c\u093e\u0928\u0915\u093e\u0930\u0940\u3010\u092e\u093f\u0930\u093e\u0907\u0915\u093e\u0928\u3011\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65048&#038;lang=hi\">\u0907\u092e\u093e\u0930\u0924\u0947\u0902 \u092d\u0942\u0915\u0902\u092a \u0938\u0947 \u0915\u0948\u0938\u0947 \u0932\u0921\u093c\u0924\u0940 \u0939\u0948\u0902! \u0926\u094d\u0930\u0935\u0940\u0915\u0930\u0923 \u0938\u0947 \u0932\u0947\u0915\u0930 \u0938\u094d\u0932\u094b\u0936\u093f\u0902\u0917 \u0921\u0948\u092e\u094d\u092a\u0930 \u0924\u0915, \u092a\u0942\u0930\u0940 \u091c\u093e\u0928\u0915\u093e\u0930\u0940\u3010\u092e\u093f\u0930\u093e\u0907\u0915\u093e\u0928\u3011<\/a><time datetime=\"2026-07-03T04:15:09+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65052&#038;lang=es\" aria-label=\"As\u00ed es como los edificios luchan contra los terremotos: de la licuefacci\u00f3n a los amortiguadores de oleaje, todo explicado [Miraikan]\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65052&#038;lang=es\">As\u00ed es como los edificios luchan contra los terremotos: de la licuefacci\u00f3n a los amortiguadores de oleaje, todo explicado [Miraikan]<\/a><time datetime=\"2026-07-03T04:14:48+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65050&#038;lang=fi\" aria-label=\"N\u00e4in rakennukset taistelevat maanj\u00e4ristyksi\u00e4 vastaan! Kaikki nesteytymisest\u00e4 heiluriv\u00e4syttimiin selitettyn\u00e4 [Miraikan]\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65050&#038;lang=fi\">N\u00e4in rakennukset taistelevat maanj\u00e4ristyksi\u00e4 vastaan! Kaikki nesteytymisest\u00e4 heiluriv\u00e4syttimiin selitettyn\u00e4 [Miraikan]<\/a><time datetime=\"2026-07-03T04:14:23+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65046&#038;lang=zh\" aria-label=\"\u5927\u6a13\u7adf\u662f\u9019\u6a23\u5c0d\u6297\u5730\u9707\u7684\uff01\u5f9e\u571f\u58e4\u6db2\u5316\u5230\u9632\u6416\u6c34\u69fd\uff0c\u4e00\u6b21\u770b\u61c2\u3010\u65e5\u672c\u79d1\u5b78\u672a\u4f86\u9928\u3011\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65046&#038;lang=zh\">\u5927\u6a13\u7adf\u662f\u9019\u6a23\u5c0d\u6297\u5730\u9707\u7684\uff01\u5f9e\u571f\u58e4\u6db2\u5316\u5230\u9632\u6416\u6c34\u69fd\uff0c\u4e00\u6b21\u770b\u61c2\u3010\u65e5\u672c\u79d1\u5b78\u672a\u4f86\u9928\u3011<\/a><time datetime=\"2026-07-03T04:13:12+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65044&#038;lang=ko\" aria-label=\"\ube4c\ub529\uc740 \uc774\ub807\uac8c \uc9c0\uc9c4\uacfc \uc2f8\uc6b4\ub2e4! \uc561\uc0c1\ud654 \ud604\uc0c1\ubd80\ud130 \uc2ac\ub85c\uc2f1 \ub310\ud37c\uae4c\uc9c0 \uc644\ubcbd \ud574\uc124\u3010\ubbf8\ub77c\uc774\uce78\u3011\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65044&#038;lang=ko\">\ube4c\ub529\uc740 \uc774\ub807\uac8c \uc9c0\uc9c4\uacfc \uc2f8\uc6b4\ub2e4! \uc561\uc0c1\ud654 \ud604\uc0c1\ubd80\ud130 \uc2ac\ub85c\uc2f1 \ub310\ud37c\uae4c\uc9c0 \uc644\ubcbd \ud574\uc124\u3010\ubbf8\ub77c\uc774\uce78\u3011<\/a><time datetime=\"2026-07-03T04:12:17+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65042&#038;lang=en\" aria-label=\"How Buildings Fight Back Against Earthquakes: From Liquefaction to Sloshing Dampers, Fully Explained [Miraikan]\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=65042&#038;lang=en\">How Buildings Fight Back Against Earthquakes: From Liquefaction to Sloshing Dampers, Fully Explained [Miraikan]<\/a><time datetime=\"2026-07-03T04:11:48+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=37605\" aria-label=\"\u30d3\u30eb\u306f\u3053\u3046\u3057\u3066\u5730\u9707\u3068\u6226\u3063\u3066\u3044\u308b\uff01\u6db2\u72b6\u5316\u304b\u3089\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u30c0\u30f3\u30d1\u30fc\u307e\u3067\u5fb9\u5e95\u89e3\u8aac\u3010\u79d1\u5b66\u672a\u6765\u9928\u3011\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/b2bff7776667fc4a245557c670c52ec5-150x150.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=37605\">\u30d3\u30eb\u306f\u3053\u3046\u3057\u3066\u5730\u9707\u3068\u6226\u3063\u3066\u3044\u308b\uff01\u6db2\u72b6\u5316\u304b\u3089\u30b9\u30ed\u30c3\u30b7\u30f3\u30b0\u30c0\u30f3\u30d1\u30fc\u307e\u3067\u5fb9\u5e95\u89e3\u8aac\u3010\u79d1\u5b66\u672a\u6765\u9928\u3011<\/a><time datetime=\"2026-07-03T04:07:15+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67083\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65026\" aria-label=\"\u80c3\u306f\u81ea\u5206\u3092\u6eb6\u304b\u3055\u306a\u3044\u306e\u304b\uff1f170\u5e74\u524d\u306e\u66b4\u767a\u4e8b\u6545\u304c\u6559\u3048\u3066\u304f\u308c\u305f\u3053\u3068\uff08\u52d5\u753b\u300c\u4eba\u4f53\u306e\u6d88\u5316\u306e\u5999\u300d\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-150x150.jpeg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-300x300.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26.jpeg 624w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=65026\">\u80c3\u306f\u81ea\u5206\u3092\u6eb6\u304b\u3055\u306a\u3044\u306e\u304b\uff1f170\u5e74\u524d\u306e\u66b4\u767a\u4e8b\u6545\u304c\u6559\u3048\u3066\u304f\u308c\u305f\u3053\u3068\uff08\u52d5\u753b\u300c\u4eba\u4f53\u306e\u6d88\u5316\u306e\u5999\u300d\uff09<\/a><time datetime=\"2026-07-02T05:07:00+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<\/ul>\r\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on t\u00e4ynn\u00e4 kokeita. \u201cPelkk\u00e4 valo saa s\u00e4hk\u00f6n katoam [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":35829,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1630],"tags":[],"class_list":["post-63495","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack_featured_media_url":"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/05\/b787ecad58b1def51bfc9db92d1be846.jpg","jetpack-related-posts":[{"id":63707,"url":"https:\/\/phys-edu.net\/wp\/?p=63707&lang=fi","url_meta":{"origin":63495,"position":0},"title":"Voiko kahdesta lasilevyst\u00e4 ja teipist\u00e4 synty\u00e4 sateenkaari? Tutkimme valon &#8220;interferenssi\u00e4&#8221; itse rakennetulla laitteella \u3010Kiilamainen interferenssi\u3011","author":"\u6851\u5b50 \u7814","date":"2026\u5e745\u670823\u65e5","format":false,"excerpt":"T\u00e4\u00e4ll\u00e4 kirjoittaa Science Trainer Kuwako Ken. 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Jokainen p\u00e4iv\u00e4 o\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/03\/86d9225729b234879c7000b3790126a6.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54834,"url":"https:\/\/phys-edu.net\/wp\/?p=54834&lang=fi","url_meta":{"origin":63495,"position":2},"title":"Kopiokoneen salaisuuden paljastus! 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Joka p\u00e4iv\u00e4 on ko\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-07-13-5.23.29.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":54939,"url":"https:\/\/phys-edu.net\/wp\/?p=54939&lang=fi","url_meta":{"origin":63495,"position":5},"title":"Pikachun voittaja! 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