{"id":54734,"date":"2025-10-21T04:51:08","date_gmt":"2025-10-20T19:51:08","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=54734"},"modified":"2025-10-21T04:51:08","modified_gmt":"2025-10-20T19:51:08","slug":"hanka-vain-nenaliinalla-opi-plussan-ja-miinuksen-staattisen-sahkon-tiede-liikkuvalla-pillilla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=54734&lang=fi","title":{"rendered":"Hanka vain nen\u00e4liinalla! Opi plussan ja miinuksen staattisen s\u00e4hk\u00f6n tiede \u201cliikkuvalla pillill\u00e4\u201d!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen Kuwako Ken, tiedevalmentaja. Joka p\u00e4iv\u00e4 on kokeilu.<\/strong><\/span><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34469\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/eaa1d82820b5136291bb07183f1f973d.jpg\" alt=\"\" width=\"282\" height=\"174\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/eaa1d82820b5136291bb07183f1f973d.jpg 1030w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/eaa1d82820b5136291bb07183f1f973d-300x185.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/eaa1d82820b5136291bb07183f1f973d-1024x632.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/eaa1d82820b5136291bb07183f1f973d-768x474.jpg 768w\" sizes=\"auto, (max-width: 282px) 100vw, 282px\" \/><\/p>\n<p data-pm-slice=\"1 1 []\">Talvella, kun kosket ovenkahvaan, oletko tuntenut sen &#8220;r\u00e4tin\u00e4!&#8221;-iskun, sen staattisen s\u00e4hk\u00f6n? Sen pienen t\u00e4rsk\u00e4hdyksen sormenp\u00e4\u00e4ss\u00e4! Se on tuttu ilmi\u00f6, joka on yleinen talvella, kun ilma on kuivaa. Tied\u00e4tk\u00f6, ett\u00e4 tuon &#8220;r\u00e4tin\u00e4n!&#8221; takana onkin n\u00e4kym\u00e4t\u00f6n, mutta voimakas &#8220;<strong>s\u00e4hk\u00f6n voima<\/strong>&#8220;? Eik\u00f6 olisikin siisti\u00e4, jos voisit hallita t\u00e4t\u00e4 n\u00e4kym\u00e4t\u00f6nt\u00e4 voimaa itse?<\/p>\n<p>Esittelen t\u00e4ll\u00e4 kertaa kokeen, jossa k\u00e4ytet\u00e4\u00e4n staattisen s\u00e4hk\u00f6n voimaa, ik\u00e4\u00e4n kuin taikoen pillille: &#8220;<strong>Liikkuva pilli<\/strong>&#8220;. Et tarvitse juuri mit\u00e4\u00e4n erikoisv\u00e4lineit\u00e4. L\u00e4hde kokemaan staattisen s\u00e4hk\u00f6n ihmeellinen maailma kanssani!<\/p>\n<h3>Tarvikkeet<\/h3>\n<p>Palanen puuta, naula, taipuisa pilli, nen\u00e4liina. (Huom: Videossa k\u00e4ytet\u00e4\u00e4n my\u00f6s ilmapalloa, mutta alkuun p\u00e4rj\u00e4\u00e4t pelk\u00e4ll\u00e4 nen\u00e4liinalla!)<\/p>\n<h3>Ohjeet<\/h3>\n<p>Kiinnit\u00e4 naula puupalaan ja tee jalusta, jotta se pysyy pystyss\u00e4.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35013\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8cf0cf13b52aaa31d8c213a98a76e98c.jpg\" alt=\"\" width=\"129\" height=\"111\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8cf0cf13b52aaa31d8c213a98a76e98c.jpg 440w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/8cf0cf13b52aaa31d8c213a98a76e98c-300x259.jpg 300w\" sizes=\"auto, (max-width: 129px) 100vw, 129px\" \/><\/p>\n<p>Taivuta taipuisa pilli ja aseta se varovasti naulan p\u00e4\u00e4h\u00e4n tasapainotellen, kuin hattu. Nyt pilli p\u00e4\u00e4see py\u00f6rim\u00e4\u00e4n vapaasti.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35014\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/f446ed5f6887c4c4bdf5b6be3d4b4ee5.jpg\" alt=\"\" width=\"174\" height=\"120\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/f446ed5f6887c4c4bdf5b6be3d4b4ee5.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/f446ed5f6887c4c4bdf5b6be3d4b4ee5-300x207.jpg 300w\" sizes=\"auto, (max-width: 174px) 100vw, 174px\" \/><\/p>\n<p>Nyt on taikuuden aika. Hiero ensin naulan p\u00e4\u00e4ll\u00e4 olevaa pilli\u00e4 kunnolla nen\u00e4liinalla. Sitten, kokeile tuoda tuo sama hinkattu nen\u00e4liina hitaasti l\u00e4hemm\u00e4s pilli\u00e4. Jos sinulla on ilmapallo, hiero sit\u00e4kin nen\u00e4liinalla ja tuo sitten pallokin l\u00e4helle pilli\u00e4.Miten pilli reagoi?Tarkista pillin liike t\u00e4lt\u00e4 videolta!https:\/\/youtu.be\/iTFbG8KWuFs<\/p>\n<h3>Miksi pilli liikkui? N\u00e4kym\u00e4tt\u00f6m\u00e4n voiman salaisuus<\/h3>\n<p>Vaikka pilli n\u00e4ytti liikkuvan itsest\u00e4\u00e4n, kyseess\u00e4 ei tietenk\u00e4\u00e4n ole taikuus. Se on &#8220;staattisen s\u00e4hk\u00f6n&#8221; voima. Kun kaksi esinett\u00e4 hierotaan toisiaan vasten, pienet s\u00e4hk\u00f6hiukkaset, joita kutsutaan &#8220;elektroneiksi&#8221;, saattavat siirty\u00e4 toisesta toiseen. T\u00e4ss\u00e4 kokeessa hinkkasimme pilli\u00e4 ja nen\u00e4liinaa. N\u00e4ist\u00e4 kahdesta materiaalista nen\u00e4liina luovuttaa helposti elektroneja, kun taas pilli ottaa niit\u00e4 vastaan.T\u00e4m\u00e4n seurauksena nen\u00e4liinasta tulee &#8220;plus (+)&#8221;-tilassa, koska sill\u00e4 on elektronivaje, ja pillist\u00e4 tulee &#8220;miinus (\u2013)&#8221;-tilassa, koska sill\u00e4 on elektroneja liikaa. T\u00e4t\u00e4 ep\u00e4tasapainoista s\u00e4hk\u00f6varaustilaa kutsutaan &#8220;varautumiseksi&#8221;. (Muuten, my\u00f6s kumi-ilmapallo varautuu &#8220;miinus (\u2013)&#8221;-merkkiseksi, kun sit\u00e4 hierotaan nen\u00e4liinalla, koska sekin ottaa elektroneja vastaan kuten pilli.)<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34471 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/53333d5fb483dc49cee16bbbe028858c-1.jpg\" alt=\"\" width=\"390\" height=\"173\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/53333d5fb483dc49cee16bbbe028858c-1.jpg 1120w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/53333d5fb483dc49cee16bbbe028858c-1-300x133.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/53333d5fb483dc49cee16bbbe028858c-1-1024x455.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/53333d5fb483dc49cee16bbbe028858c-1-768x341.jpg 768w\" sizes=\"auto, (max-width: 390px) 100vw, 390px\" \/><\/p>\n<p style=\"text-align: center;\">Varausj\u00e4rjestys (Tribos\u00e4hk\u00f6inen sarja). Viite: Kuwako Ken &amp; Takeda Junichiro, Kagaku Kentei Koshiki Mondaishu 5-6 Kyu (Kodansha)<\/p>\n<p>Yll\u00e4 oleva kuva, &#8220;Varausj\u00e4rjestys&#8221;, listaa materiaalit sen mukaan, kuinka helposti ne varautuvat positiivisesti tai negatiivisesti. Hieroessa kahta eri materiaalia toisiaan vasten, j\u00e4rjestys m\u00e4\u00e4r\u00e4\u00e4 kumpi varautuu positiivisesti. S\u00e4hk\u00f6ll\u00e4 on eritt\u00e4in t\u00e4rke\u00e4 s\u00e4\u00e4nt\u00f6:<\/p>\n<ul>\n<li>Samanmerkkiset varaukset (plus ja plus, miinus ja miinus) hylkiv\u00e4t toisiaan (poistovoima)<\/li>\n<li>Erimerkkiset varaukset (plus ja miinus) vet\u00e4v\u00e4t toisiaan puoleensa (vetovoima)<\/li>\n<\/ul>\n<p>Se on samanlainen kuin magneetin N- ja S-napojen v\u00e4linen suhde. Siksi, kun tuot miinus-varautuneen ilmapallon l\u00e4helle miinus-varautunutta pilli\u00e4&#8230;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34912\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/a296b7a6132b2e8eb64521a32ff90439.jpg\" alt=\"\" width=\"390\" height=\"219\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/a296b7a6132b2e8eb64521a32ff90439.jpg 846w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/a296b7a6132b2e8eb64521a32ff90439-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/a296b7a6132b2e8eb64521a32ff90439-768x430.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/a296b7a6132b2e8eb64521a32ff90439-320x180.jpg 320w\" sizes=\"auto, (max-width: 390px) 100vw, 390px\" \/><\/p>\n<p>Niin, ne hylkiv\u00e4t toisiaan ik\u00e4\u00e4n kuin sanoen &#8220;\u00c4l\u00e4 tule l\u00e4hemm\u00e4s!&#8221; Pilli, joka voi py\u00f6ri\u00e4 vapaasti naulan p\u00e4\u00e4ss\u00e4, liikkuu pois ilmapallosta. Ent\u00e4p\u00e4 kun tuot plus-varautuneen nen\u00e4liinan (jolla hinkkasit pilli\u00e4) l\u00e4helle miinus-varautunutta pilli\u00e4?<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-34913\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/369be7bac69306e6052bf78e0c270d6a.jpg\" alt=\"\" width=\"386\" height=\"197\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/369be7bac69306e6052bf78e0c270d6a.jpg 906w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/369be7bac69306e6052bf78e0c270d6a-300x153.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/369be7bac69306e6052bf78e0c270d6a-768x392.jpg 768w\" sizes=\"auto, (max-width: 386px) 100vw, 386px\" \/><\/p>\n<p>Nyt ne vet\u00e4v\u00e4t toisiaan puoleensa! Pilli liikkuu imeytyen kohti nen\u00e4liinaa. T\u00e4m\u00e4n kokeen avulla p\u00e4\u00e4simme kokemaan n\u00e4kym\u00e4tt\u00f6m\u00e4n &#8220;s\u00e4hk\u00f6isen veto- ja hylkimisvoiman&#8221; pillin liikkeen kautta.<\/p>\n<h4>Miksi se liikkuu &#8220;yht\u00e4kki\u00e4&#8221; kun tuodaan l\u00e4helle?<\/h4>\n<p>Huomasitko viel\u00e4 yhden mielenkiintoisen asian? Kun l\u00e4henn\u00e4t nen\u00e4liinaa tai ilmapalloa, se ei tee mit\u00e4\u00e4n ollessaan kaukana, mutta heti kun tuot sen tietylle et\u00e4isyydelle, pilli &#8220;yht\u00e4kki\u00e4&#8221; k\u00e4\u00e4ntyi! Itse asiassa t\u00e4ll\u00e4 staattisen s\u00e4hk\u00f6n voimalla (jota kutsutaan Coulombin voimaksi) on eritt\u00e4in syv\u00e4 suhde kahden esineen v\u00e4liseen &#8220;et\u00e4isyyteen&#8221;.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35232\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/229be853be4011d496edf605e5a56d6c.jpg\" alt=\"\" width=\"111\" height=\"50\" \/><\/p>\n<p>T\u00e4m\u00e4 kaava osoittaa hyvin yksinkertaisesti, ett\u00e4 &#8220;mit\u00e4 l\u00e4hemm\u00e4s tulet, sit\u00e4 r\u00e4j\u00e4hdysm\u00e4isesti voima kasvaa&#8221;. Esimerkiksi, kun et\u00e4isyys puolittuu (1\/2), voima kasvaa jopa 4-kertaiseksi (\u00d72\u00d72). Kun et\u00e4isyys on kolmasosa (1\/3), voima on jopa 9-kertainen (\u00d73\u00d73)! Siksi, kun l\u00e4henn\u00e4t kaukaa, voima on liian heikko, eik\u00e4 pilli liiku. Mutta heti kun ylit\u00e4t tietyn pisteen (et\u00e4isyyden), riitt\u00e4v\u00e4n voimakas voima syntyy &#8220;yht\u00e4kki\u00e4&#8221;, ja siksi se n\u00e4ytti alkavan liikkua yll\u00e4tt\u00e4en.<\/p>\n<h3>Staattisen s\u00e4hk\u00f6n generaattorilla saa aikaan t\u00e4llaisia hauskoja kokeita!!<\/h3>\n<p>Vaikka pelkk\u00e4 k\u00e4sin hankaaminenkin tuottaa hauskaa staattista s\u00e4hk\u00f6\u00e4, erikoisella &#8220;staattisen s\u00e4hk\u00f6n generaattorilla&#8221; (Van de Graaff) voi tehd\u00e4 viel\u00e4kin tehokkaampia ja yll\u00e4tt\u00e4v\u00e4mpi\u00e4 kokeita. Olen julkaissut my\u00f6s muita hauskoja kokeita Van de Graaff-generaattorilla. N\u00e4ihin kuuluu kokeita, joita tehtiin TV-ohjelmassa muun muassa Suzu Hirosen, Ryohei Suzukin, Yasukon ja Chocolate Planetin Osadan ja Matsuon kanssa. <a href=\"https:\/\/phys-edu.net\/wp\/?p=34632\">Lue lis\u00e4\u00e4 t\u00e4\u00e4lt\u00e4<\/a>.<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-44403 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg\" sizes=\"auto, (max-width: 360px) 100vw, 360px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg 1348w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d-300x166.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d-1024x568.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d-768x426.jpg 768w\" alt=\"\" width=\"257\" height=\"143\" \/>https:\/\/phys-edu.net\/wp\/?p=34632\u203b Kuitenkin, kun k\u00e4yt\u00e4t staattisen s\u00e4hk\u00f6n generaattoria (Van de Graaff), varmista aina, ett\u00e4 paikalla on asiantuntija. Ole varovainen kokeillessasi. Jos haluat tilata staattisen s\u00e4hk\u00f6n kokeisiin liittyvi\u00e4 palveluita (esim. tiedety\u00f6pajoja, TV-konsultointia\/esiintymisi\u00e4), ota <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">yhteytt\u00e4 t\u00e4st\u00e4<\/a>.<\/p>\n<p style=\"text-align: center;\">\u3010Erikoisartikkeli\u3011<a href=\"https:\/\/phys-edu.net\/wp\/?p=34487\">Et voi lopettaa! Staattisen s\u00e4hk\u00f6n kokeet<\/a><\/p>\n<p><a href=\"https:\/\/phys-edu.net\/wp\/?p=34487\"><img loading=\"lazy\" decoding=\"async\" class=\"lazy alignnone wp-image-34540 aligncenter lazy-loaded\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg\" sizes=\"auto, (max-width: 287px) 100vw, 287px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg 1000w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1-300x225.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1-768x576.jpg 768w\" alt=\"\" width=\"287\" height=\"215\" data-lazy-type=\"image\" data-lazy-src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/IMG_2511-1.jpg\" \/><\/a><\/p>\n<h3>Yhteydenotot ja tilaukset<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4s! Olen koonnut selke\u00e4sti kotona teht\u00e4vi\u00e4 hauskoja tiedekokeita ja niiden vinkkej\u00e4. Kokeile hakea lis\u00e4\u00e4!\u30fbTiedevihko-blogini sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a>\u30fbTietoja yll\u00e4pit\u00e4j\u00e4st\u00e4, Kuwako Kenist\u00e4, <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>\u30fbErilaiset tilaukset (kirjoitukset, luennot, tiedety\u00f6pajat, TV-konsultointi\/esiintymiset) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><span class=\"s2\">\u30fbArtikkelip\u00e4ivitykset l\u00e4hetet\u00e4\u00e4n <a href=\"https:\/\/x.com\/kuwako\">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><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tiedevihko-kanavalla<\/a> on kokeiluvideoita!<\/p>\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=62767&#038;lang=es\" aria-label=\"\u00a1Tu clase convertida en un laberinto de luz! El rastro del l\u00e1ser entre la niebla es simplemente espectacular.\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-24-18.07.54-150x150.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=62767&#038;lang=es\">\u00a1Tu clase convertida en un laberinto de luz! El rastro del l\u00e1ser entre la niebla es simplemente espectacular.<\/a><time datetime=\"2026-04-25T05:18:22+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670825\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62765&#038;lang=fi\" aria-label=\"Luokkahuone muuttuu valon labyrintiksi! Laserin ja sumun luoma \u201dvalon j\u00e4lki\u201d on h\u00e4ik\u00e4isev\u00e4n kaunis.\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-24-18.07.54-150x150.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=62765&#038;lang=fi\">Luokkahuone muuttuu valon labyrintiksi! Laserin ja sumun luoma \u201dvalon j\u00e4lki\u201d on h\u00e4ik\u00e4isev\u00e4n kaunis.<\/a><time datetime=\"2026-04-25T05:17:43+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670825\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62763&#038;lang=hi\" aria-label=\"\u0915\u094d\u0932\u093e\u0938\u0930\u0942\u092e \u092c\u0928\u093e \u0930\u094b\u0936\u0928\u0940 \u0915\u0940 \u092d\u0942\u0932\u092d\u0941\u0932\u0948\u092f\u093e! \u0932\u0947\u091c\u093c\u0930 \u0914\u0930 \u0927\u0941\u0902\u0927 \u0938\u0947 \u092c\u0928\u0940 &#8216;\u092a\u094d\u0930\u0915\u093e\u0936 \u0915\u0940 \u092a\u0926\u091a\u093f\u0939\u094d\u0928&#8217; \u0915\u0940 \u091c\u093e\u0926\u0941\u0908 \u0938\u0941\u0902\u0926\u0930\u0924\u093e\u0964\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-24-18.07.54-150x150.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=62763&#038;lang=hi\">\u0915\u094d\u0932\u093e\u0938\u0930\u0942\u092e \u092c\u0928\u093e \u0930\u094b\u0936\u0928\u0940 \u0915\u0940 \u092d\u0942\u0932\u092d\u0941\u0932\u0948\u092f\u093e! \u0932\u0947\u091c\u093c\u0930 \u0914\u0930 \u0927\u0941\u0902\u0927 \u0938\u0947 \u092c\u0928\u0940 &#8216;\u092a\u094d\u0930\u0915\u093e\u0936 \u0915\u0940 \u092a\u0926\u091a\u093f\u0939\u094d\u0928&#8217; \u0915\u0940 \u091c\u093e\u0926\u0941\u0908 \u0938\u0941\u0902\u0926\u0930\u0924\u093e\u0964<\/a><time datetime=\"2026-04-25T05:16:31+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670825\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62761&#038;lang=ko\" aria-label=\"\uad50\uc2e4\uc774 \ube5b\uc758 \ubbf8\ub85c\ub85c?! \ub808\uc774\uc800\uc640 \uc548\uac1c\uac00 \ub9cc\ub4e0 \u2018\ube5b\uc758 \ubc1c\uc790\ucde8\u2019\uac00 \ub108\ubb34 \uc601\ub871\ud55c \uac74\uc5d0 \ub300\ud558\uc5ec.\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-24-18.07.54-150x150.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=62761&#038;lang=ko\">\uad50\uc2e4\uc774 \ube5b\uc758 \ubbf8\ub85c\ub85c?! 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[Tamesu-kun]\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da-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=62719&#038;lang=es\">\u00bfSomos conductores de electricidad? \u00a1Atr\u00e9vete con el incre\u00edble experimento del circuito humano! [Tamesu-kun]<\/a><time datetime=\"2026-04-24T04:32:37+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670824\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62716&#038;lang=fi\" aria-label=\"Kulkeeko s\u00e4hk\u00f6 ihmiskehon l\u00e4pi? Hypp\u00e4\u00e4 mukaan j\u00e4nnitt\u00e4v\u00e4\u00e4n ihmisvirtapiiri-kokeeseen! [Tamesu-kun]\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da-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=62716&#038;lang=fi\">Kulkeeko s\u00e4hk\u00f6 ihmiskehon l\u00e4pi? Hypp\u00e4\u00e4 mukaan j\u00e4nnitt\u00e4v\u00e4\u00e4n ihmisvirtapiiri-kokeeseen! [Tamesu-kun]<\/a><time datetime=\"2026-04-24T04:32:13+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670824\u65e5<\/time><\/li>\n<\/ul>&nbsp;","protected":false},"excerpt":{"rendered":"<p>Olen Kuwako Ken, tiedevalmentaja. Joka p\u00e4iv\u00e4 on kokeilu. Talvella, kun kosket ovenkahvaan, oletko tuntenut sen [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":34913,"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":""},"categories":[1630],"tags":[],"class_list":["post-54734","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\/02\/369be7bac69306e6052bf78e0c270d6a.jpg","jetpack-related-posts":[{"id":52316,"url":"https:\/\/phys-edu.net\/wp\/?p=52316&lang=fi","url_meta":{"origin":54734,"position":0},"title":"\u00c4l\u00e4 heit\u00e4 pois! Voiko pakkausmateriaali olla taikaesine? 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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":54249,"url":"https:\/\/phys-edu.net\/wp\/?p=54249&lang=fi","url_meta":{"origin":54734,"position":2},"title":"Lent\u00e4v\u00e4 perhonen! 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