{"id":56894,"date":"2025-12-07T04:52:08","date_gmt":"2025-12-06T19:52:08","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=56894"},"modified":"2025-12-07T04:52:08","modified_gmt":"2025-12-06T19:52:08","slug":"voiko-yhden-syomapuikon-avulla-nostaa-riisin-ja-pullon-tieteellinen-taikatemppu-kitkan-rajahtava-voima","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=56894&lang=fi","title":{"rendered":"Voiko yhden sy\u00f6m\u00e4puikon avulla nostaa!? Riisin ja pullon tieteellinen taikatemppu (Kitkan r\u00e4j\u00e4ht\u00e4v\u00e4 voima)"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen Ken Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on uusi kokeilu!<\/strong><\/span><\/p>\n<p>Uskoisitko, ett\u00e4 yhdell\u00e4 puisella sy\u00f6m\u00e4puikolla (waribashi) voi nostaa painavan, t\u00e4yteen riisi\u00e4 pakatun muovipullon? Saatat ajatella: &#8220;Ei onnistu ikin\u00e4!&#8221; Mutta pienell\u00e4 &#8220;niksill\u00e4&#8221; pullo nousee kuin taikaiskusta. T\u00e4n\u00e4\u00e4n esittelen juuri t\u00e4llaisen uskomattoman ja hauskan tiedekokeen. Tarvitset vain asioita, joita l\u00f6ytyy jokaisesta kodista. Avataan yhdess\u00e4 tieteen taikaportti!<\/p>\n<h3>Tee itse! Sy\u00f6m\u00e4puikkohaaste<\/h3>\n<p>Koe ensin itse, kuinka uskomattomasta ilmi\u00f6st\u00e4 on kyse.<\/p>\n<p><b>Vaihe 1: Perinteinen tapa<\/b> Kaada riisit muovipulloon ja ty\u00f6nn\u00e4 sy\u00f6m\u00e4puikko kevyesti niiden sekaan.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-54358 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.43.27.jpg\" alt=\"\" width=\"285\" height=\"412\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.43.27.jpg 938w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.43.27-208x300.jpg 208w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.43.27-708x1024.jpg 708w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.43.27-768x1110.jpg 768w\" sizes=\"auto, (max-width: 285px) 100vw, 285px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-54357 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.44.16.jpg\" alt=\"\" width=\"259\" height=\"421\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.44.16.jpg 580w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.44.16-184x300.jpg 184w\" sizes=\"auto, (max-width: 259px) 100vw, 259px\" \/><\/p>\n<p>Tartu sitten sy\u00f6m\u00e4puikkoon ja yrit\u00e4 nostaa. &#8230;Mit\u00e4 tapahtui? Todenn\u00e4k\u00f6isesti sy\u00f6m\u00e4puikko vain lipsahti ulos. Aivan, niin siin\u00e4 yleens\u00e4 k\u00e4y.<\/p>\n<p><b>Vaihe 2: Taianomainen lis\u00e4toimenpide<\/b> Nyt alkaa varsinainen juttu! Koputtele riisill\u00e4 t\u00e4ytetty\u00e4 pulloa kevyesti p\u00f6yt\u00e4\u00e4 vasten. Huomaat, ett\u00e4 riisien v\u00e4liset ilmataskut t\u00e4yttyv\u00e4t ja kokonaism\u00e4\u00e4r\u00e4 painuu hieman kasaan. Lis\u00e4\u00e4 riisi\u00e4, kunnes tilaa ei en\u00e4\u00e4 ole, ja koputtele lis\u00e4\u00e4. Toista, kunnes pullo on riisi\u00e4 <b>tupaten t\u00e4ynn\u00e4<\/b>.<\/p>\n<p>Valmistelut on tehty. Ty\u00f6nn\u00e4 nyt puikko <b>tiukasti painaen<\/b> tuon t\u00e4p\u00f6t\u00e4yden riisin keskelle! Tartu sitten sy\u00f6m\u00e4puikkoon kuten \u00e4sken ja nosta&#8230;<\/p>\n<p><iframe loading=\"lazy\" title=\"\u5272\u308a\u7bb8\u4e00\u672c\u3067\u6301\u3061\u4e0a\u304c\u308b\uff01\uff1f\u304a\u7c73\u3068\u30da\u30c3\u30c8\u30dc\u30c8\u30eb\u306e\u79d1\u5b66\u30de\u30b8\u30c3\u30af\uff08\u6469\u64e6\u529b\u306e\u30d1\u30ef\u30fc\u70b8\u88c2\uff09\u3010Podcast\u3011\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/lm3PCtHIFoQ?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>Kas kummaa, riisill\u00e4 tiiviisti t\u00e4ytetty pullo nousee kokonaan sy\u00f6m\u00e4puikon mukana! Ihan kuin riisi ja puikko olisivat kiinni toisissaan superliimalla. Eik\u00f6 olekin uskomatonta?<\/p>\n<h3>Taikatemppu onkin pienten voimien orkesteri!<\/h3>\n<p>T\u00e4m\u00e4 ilmi\u00f6 ei ole taikuutta, vaan sen takana on meille kaikille tuttu voima: <b><b>kitka (kitkavoima)<\/b><\/b>.<\/p>\n<p>Kun hankaat k\u00e4si\u00e4si yhteen, ne l\u00e4mpenev\u00e4t. Se on kitkan ansiota. Kitka on voima, joka vastustaa kahden toisiaan koskettavan kappaleen v\u00e4list\u00e4 liikett\u00e4.<\/p>\n<p>Miksi kitka sitten kasvoi, kun riisi pakattiin tiiviisti? Avain on toisessa voimassa, jota kutsutaan <b><b>normaalivoimaksi (tukivoimaksi)<\/b><\/b>. Vaikka nimi kuulostaa vaikealta, ajattele sit\u00e4 &#8220;voimana, joka painaa kappaletta vasten&#8221;.<\/p>\n<p>Riisi\u00e4 koputtelemalla jokainen jyv\u00e4 joutuu <b>voimakkaasti painamaan<\/b> viereisi\u00e4 riisej\u00e4, sy\u00f6m\u00e4puikkoa ja pullon sein\u00e4mi\u00e4 kaikin puolin. Mit\u00e4 vahvempi t\u00e4m\u00e4 &#8220;painava voima&#8221; (normaalivoima) on, sit\u00e4 voimakkaampi on my\u00f6s siihen verrannollinen &#8220;liikett\u00e4 vastustava voima&#8221; (kitka). Matemaattisesti kitka (f) voidaan ilmaista n\u00e4in:<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-56499\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37.jpg\" alt=\"\" width=\"487\" height=\"209\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37.jpg 1262w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-300x129.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-1024x440.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-768x330.jpg 768w\" sizes=\"auto, (max-width: 487px) 100vw, 487px\" \/><\/p>\n<p style=\"text-align: center;\">f=\u03bcN<\/p>\n<p>\u03bc (myy) on liukkauden kerroin, ja t\u00e4m\u00e4n kokeen t\u00e4rkein tekij\u00e4 on N, eli <b>normaalivoima<\/b>. Tiivis pakkaaminen sai t\u00e4m\u00e4n N-arvon kasvamaan eritt\u00e4in suureksi.<\/p>\n<p>Yhden riisinjyv\u00e4n tuottama kitka on todella pieni, mutta pullossa on tuhansia, jopa kymmeni\u00e4tuhansia riisinjyvi\u00e4. N\u00e4m\u00e4 lukemattomat pienet kitkavoimat yhdistyv\u00e4t kuin orkesteri luoden yhden suuren voiman, joka piteli sy\u00f6m\u00e4puikkoa tiukasti. Kun t\u00e4m\u00e4 yhteisvoima ylitti riisin ja pullon kokonaispainon, outo ilmi\u00f6 tapahtui.<\/p>\n<p>T\u00e4m\u00e4 periaate on yksi mielenkiintoisista ominaisuuksista, joita kutsutaan &#8220;rakeiseksi aineeksi&#8221; (funtai), eli jauheiden ja rakeiden suureksi kokonaisuudeksi, ja sit\u00e4 tutkitaan aktiivisesti tiedemaailmassa. Kokeile ihmeess\u00e4 esitell\u00e4 t\u00e4t\u00e4 tiedetaikaa yst\u00e4villesi ja perheellesi. He tulevat varmasti yll\u00e4ttym\u00e4\u00e4n!<\/p>\n<h3>Ota yhteytt\u00e4 ja tee tilaus<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4s arkea! Olen koonnut selke\u00e4t ohjeet hauskoihin kotikokeisiin ja niiden nikseihin. K\u00e4yt\u00e4 hakua ja lue lis\u00e4\u00e4! \u30fb&#8221;Tieteen vinkkivihko&#8221; -kirjani sis\u00e4lt\u00f6 on nyt kirjana. Katso lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a>. \u30fbTietoa yll\u00e4pit\u00e4j\u00e4 Ken Kuwakosta l\u00f6yd\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>. \u30fbErilaiset tilaukset (kirjoittaminen, luennot, kokeilupajat, TV-konsultointi, esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a>. <span class=\"s2\">\u30fbArtikkelip\u00e4ivitykset <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\">Kokeiluvinkkikanavalla<\/a> on lis\u00e4\u00e4 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=62686&#038;lang=hi\" aria-label=\"\u091a\u0942\u0928\u0947 \u0915\u093e \u092a\u093e\u0928\u0940: \u092c\u093e\u091c\u093e\u0930 \u0938\u0947 \u0916\u0930\u0940\u0926\u0928\u093e \u091b\u094b\u0921\u093c\u0947\u0902, \u0918\u0930 \u092a\u0930 \u092c\u0928\u093e\u0928\u0947 \u0915\u093e \u091c\u093e\u0926\u0941\u0908 \u0914\u0930 \u0906\u0938\u093e\u0928 \u0924\u0930\u0940\u0915\u093e!\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee-150x150.jpg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee-300x298.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee-1024x1017.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee-768x762.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/05\/664a7532c8b8ecc6ea069625ebef41ee.jpg 1102w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62686&#038;lang=hi\">\u091a\u0942\u0928\u0947 \u0915\u093e \u092a\u093e\u0928\u0940: \u092c\u093e\u091c\u093e\u0930 \u0938\u0947 \u0916\u0930\u0940\u0926\u0928\u093e \u091b\u094b\u0921\u093c\u0947\u0902, \u0918\u0930 \u092a\u0930 \u092c\u0928\u093e\u0928\u0947 \u0915\u093e \u091c\u093e\u0926\u0941\u0908 \u0914\u0930 \u0906\u0938\u093e\u0928 \u0924\u0930\u0940\u0915\u093e!<\/a><time datetime=\"2026-04-23T05:05:08+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670823\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62676&#038;lang=es\" aria-label=\"\u00a1Convi\u00e9rtete en explorador! Descubre el fascinante micromundo oculto en una piel de cebolla (Observaci\u00f3n celular)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/04\/f1f112152ccbc9005411c6f37aeb69d6-150x150.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=62676&#038;lang=es\">\u00a1Convi\u00e9rtete en explorador! Descubre el fascinante micromundo oculto en una piel de cebolla (Observaci\u00f3n celular)<\/a><time datetime=\"2026-04-23T04:36:10+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670823\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62674&#038;lang=fi\" aria-label=\"Ryhdy tutkimusmatkailijaksi! L\u00f6yd\u00e4 sipulinkuoren k\u00e4tketty mikromaailma (Solujen havainnointi)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/04\/f1f112152ccbc9005411c6f37aeb69d6-150x150.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=62674&#038;lang=fi\">Ryhdy tutkimusmatkailijaksi! L\u00f6yd\u00e4 sipulinkuoren k\u00e4tketty mikromaailma (Solujen havainnointi)<\/a><time datetime=\"2026-04-23T04:35:50+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670823\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62672&#038;lang=hi\" aria-label=\"\u092c\u0928\u0947\u0902 \u090f\u0915 \u0928\u0928\u094d\u0939\u0947 \u0916\u094b\u091c\u0915\u0930\u094d\u0924\u093e! \u092a\u094d\u092f\u093e\u091c \u0915\u0947 \u091b\u093f\u0932\u0915\u0947 \u092e\u0947\u0902 \u091b\u093f\u092a\u0940 \u0905\u0926\u094d\u092d\u0941\u0924 \u0938\u0942\u0915\u094d\u0937\u094d\u092e \u0926\u0941\u0928\u093f\u092f\u093e \u0915\u0940 \u0938\u0948\u0930 (\u0915\u094b\u0936\u093f\u0915\u093e \u0905\u0935\u0932\u094b\u0915\u0928)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/04\/f1f112152ccbc9005411c6f37aeb69d6-150x150.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=62672&#038;lang=hi\">\u092c\u0928\u0947\u0902 \u090f\u0915 \u0928\u0928\u094d\u0939\u0947 \u0916\u094b\u091c\u0915\u0930\u094d\u0924\u093e! \u092a\u094d\u092f\u093e\u091c \u0915\u0947 \u091b\u093f\u0932\u0915\u0947 \u092e\u0947\u0902 \u091b\u093f\u092a\u0940 \u0905\u0926\u094d\u092d\u0941\u0924 \u0938\u0942\u0915\u094d\u0937\u094d\u092e \u0926\u0941\u0928\u093f\u092f\u093e \u0915\u0940 \u0938\u0948\u0930 (\u0915\u094b\u0936\u093f\u0915\u093e \u0905\u0935\u0932\u094b\u0915\u0928)<\/a><time datetime=\"2026-04-23T04:35:07+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670823\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=28395\" aria-label=\"\u84cb\u3092\u958b\u3051\u308b\u307e\u3067\u771f\u5b9f\u306f\u4e00\u3064\u3058\u3083\u306a\u3044\uff1f\u304a\u5f01\u5f53\u7bb1\u304b\u3089\u5b66\u3076\u3001\u79d1\u5b66\u306e\u6cd5\u5247\u304c\u751f\u307e\u308c\u308b\u77ac\u9593\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/07\/9ac0f662de5f7e1315318d4676ca2013-150x150.png\" 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=28395\">\u84cb\u3092\u958b\u3051\u308b\u307e\u3067\u771f\u5b9f\u306f\u4e00\u3064\u3058\u3083\u306a\u3044\uff1f\u304a\u5f01\u5f53\u7bb1\u304b\u3089\u5b66\u3076\u3001\u79d1\u5b66\u306e\u6cd5\u5247\u304c\u751f\u307e\u308c\u308b\u77ac\u9593<\/a><time datetime=\"2026-04-23T04:20:03+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670823\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62649&#038;lang=es\" aria-label=\"\u00bfQu\u00e9 es el &#8220;Cal\u00f3rico&#8221;? El misterio del calor: de un error escolar a la ciencia real\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/01\/78d506e729bcee6d61468da573cfc99d-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=62649&#038;lang=es\">\u00bfQu\u00e9 es el &#8220;Cal\u00f3rico&#8221;? 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Joka p\u00e4iv\u00e4 on uusi kokeilu! Uskoisitko, ett\u00e4 yhdell\u00e4 puisella sy\u00f6m\u00e4puikolla  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":54357,"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-56894","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\/2025\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-10-14-4.44.16.jpg","jetpack-related-posts":[{"id":54198,"url":"https:\/\/phys-edu.net\/wp\/?p=54198&lang=fi","url_meta":{"origin":56894,"position":0},"title":"Kaikki murtuu! 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