{"id":64251,"date":"2026-06-07T04:52:03","date_gmt":"2026-06-06T19:52:03","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=64251"},"modified":"2026-06-07T04:52:03","modified_gmt":"2026-06-06T19:52:03","slug":"soi-ilman-kosketusta-mita-aanirauta-kertoo-resonanssista-ja-miksi-rakennukset-huojuvat","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=64251&lang=fi","title":{"rendered":"Soi ilman kosketusta!? Mit\u00e4 \u00e4\u00e4nirauta kertoo resonanssista ja miksi rakennukset huojuvat"},"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 uusi koe.<\/strong><\/span><\/p>\n<p>T\u00e4ss\u00e4 on kaksi virityshaarukkaa asetettuna vastakkain. Ly\u00f6 niist\u00e4 <strong>vain toista<\/strong> ja vaimenna \u00e4\u00e4ni heti koskettamalla sit\u00e4 k\u00e4dell\u00e4si.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64239 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36.jpeg\" alt=\"\" width=\"469\" height=\"265\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36.jpeg 1438w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36-300x170.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36-1024x580.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36-768x435.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.41.36-320x180.jpeg 320w\" sizes=\"auto, (max-width: 469px) 100vw, 469px\" \/><\/p>\n<p>\u00c4\u00e4nen pit\u00e4isi jo olla poissa. Silti korviin kantautuu edelleen s\u00e4vel. Mist\u00e4 se oikein tulee? T\u00e4m\u00e4n hieman mystisen ilmi\u00f6n taustalla piilee sama fysiikan laki, joka voi saada kokonaiset pilvenpiirt\u00e4j\u00e4t heilumaan maanj\u00e4ristyksess\u00e4. Katso ensin t\u00e4m\u00e4 video.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u3082\u3046\u4e00\u65b9\u306e\u304a\u3093\u3055\u306b\u97f3\u304c\u98db\u3093\u3060\uff01\u97f3\u306e\u5171\u9cf4\u30fb\u5171\u632f\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/ZGrgJPY9LQ0?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>Kun virityshaarukka vastaa takaisin<\/h3>\n<p>Tarvitsemme kaksi virityshaarukkaa, jotka tuottavat t\u00e4sm\u00e4lleen saman taajuuden. Ly\u00f6 toista, anna sen soida hetki ja pys\u00e4yt\u00e4 v\u00e4r\u00e4htely k\u00e4dell\u00e4si. Yll\u00e4tt\u00e4en toinen virityshaarukka alkaa soida, vaikka siihen ei ole koskettu lainkaan.<\/p>\n<p>Mutta kokeillaan jotain muuta. Kiinnitet\u00e4\u00e4n toiseen virityshaarukkaan pieni lis\u00e4paino, joka muuttaa sen ominaisv\u00e4r\u00e4htelytaajuutta hieman. Kun sama koe tehd\u00e4\u00e4n uudelleen, mit\u00e4\u00e4n ei tapahdu. Ik\u00e4\u00e4n kuin toinen virityshaarukka ei en\u00e4\u00e4 &#8220;kuulisi&#8221; sille l\u00e4hetetty\u00e4 viesti\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64240 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.42.04.jpeg\" alt=\"\" width=\"559\" height=\"283\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.42.04.jpeg 1406w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.42.04-300x152.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.42.04-1024x519.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/10\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-07-4.42.04-768x389.jpeg 768w\" sizes=\"auto, (max-width: 559px) 100vw, 559px\" \/><\/p>\n<h3>Mik\u00e4 on ominaisv\u00e4r\u00e4htelytaajuus?<\/h3>\n<p>T\u00e4m\u00e4n ilmi\u00f6n ymm\u00e4rt\u00e4misen avain on k\u00e4site nimelt\u00e4 <b>ominaistaajuus<\/b>. Jokaisella esineell\u00e4 on oma taajuutensa, jolla se v\u00e4r\u00e4htelee kaikkein helpoimmin.<\/p>\n<p>Ajattele keinua. Kun ty\u00f6nn\u00e4t sit\u00e4 juuri oikeaan aikaan, pienikin voima saa sen heilumaan yh\u00e4 korkeammalle. Jos ajoitus menee pieleen, keinu ei juuri vauhdistu, vaikka k\u00e4ytt\u00e4isit enemm\u00e4n voimaa.<\/p>\n<p>T\u00e4m\u00e4 keinuun liittyv\u00e4 &#8220;paras mahdollinen rytmi&#8221; on sen ominaisv\u00e4r\u00e4htelytaajuus.<\/p>\n<p>Virityshaarukoilla tapahtuu sama asia. Kun ensimm\u00e4inen virityshaarukka v\u00e4r\u00e4htelee, se saa ilman v\u00e4r\u00e4htelem\u00e4\u00e4n ja l\u00e4hett\u00e4\u00e4 \u00e4\u00e4niaaltoja ymp\u00e4rist\u00f6\u00f6ns\u00e4. Jos \u00e4\u00e4nen taajuus osuu t\u00e4sm\u00e4lleen toisen virityshaarukan ominaisv\u00e4r\u00e4htelytaajuuteen, energia siirtyy eritt\u00e4in tehokkaasti. Silloin toinenkin virityshaarukka alkaa v\u00e4r\u00e4hdell\u00e4 ilman suoraa kosketusta.<\/p>\n<p>T\u00e4t\u00e4 ilmi\u00f6t\u00e4 kutsutaan <b>resonanssiksi<\/b>.<\/p>\n<h3>Resonanssia l\u00f6ytyy kaikkialta arjesta<\/h3>\n<p>Resonanssi ei kuulu vain fysiikan laboratorioihin.<\/p>\n<p>Olet ehk\u00e4 huomannut, ett\u00e4 kylpyhuoneessa tai suihkussa laulaminen kuulostaa tavallista voimakkaammalta. Syyn\u00e4 on osittain resonanssi. Huoneen koko ja muoto suosivat tiettyj\u00e4 \u00e4\u00e4nenkorkeuksia, ja kun oma \u00e4\u00e4ni osuu l\u00e4helle niit\u00e4, \u00e4\u00e4ni vahvistuu.<\/p>\n<p>My\u00f6s soittimet hy\u00f6dynt\u00e4v\u00e4t resonanssia taitavasti. Kun kitaran kieli v\u00e4r\u00e4htelee, puinen runko alkaa v\u00e4r\u00e4hdell\u00e4 mukana ja vahvistaa \u00e4\u00e4nt\u00e4. Pelkk\u00e4 kieli ei tuottaisi sit\u00e4 rikasta ja t\u00e4ytel\u00e4ist\u00e4 sointia, jonka kuulemme.<\/p>\n<p>Sama periaate l\u00f6ytyy my\u00f6s radioista ja televisioista. Kun vastaanotin s\u00e4\u00e4det\u00e4\u00e4n tietylle taajuudelle, se poimii tehokkaasti juuri kyseisen taajuuden signaalit muiden joukosta. Resonanssi onkin yksi modernin viestint\u00e4teknologian peruspilareista.<\/p>\n<h3>N\u00e4kym\u00e4t\u00f6n resonanssi, joka heilutti pilvenpiirt\u00e4ji\u00e4<\/h3>\n<p>Kasvatetaan mittakaavaa hieman.<\/p>\n<p>Vuoden 2011 suuren It\u00e4-Japanin maanj\u00e4ristyksen aikana havaittiin, ett\u00e4 Tokion Shinjukun pilvenpiirt\u00e4j\u00e4t, noin 350 kilometrin p\u00e4\u00e4ss\u00e4 j\u00e4ristyksen keskipisteest\u00e4, heiluivat pitk\u00e4\u00e4n ja hitaasti. Liike oli aivan erilaista kuin l\u00e4hell\u00e4 episentrumia koettu voimakas t\u00e4rin\u00e4.<\/p>\n<p>Syy oli j\u00e4lleen resonanssi.<\/p>\n<p>Pitk\u00e4n matkan kulkeneista seismisist\u00e4 aalloista erityisesti <b>pitk\u00e4jaksoiset maanj\u00e4ristysaallot<\/b> osuivat korkeiden rakennusten ominaisv\u00e4r\u00e4htelytaajuuksiin. Mit\u00e4 korkeampi rakennus on, sit\u00e4 hitaammin se yleens\u00e4 luonnostaan v\u00e4r\u00e4htelee. Supertornien ominaisv\u00e4r\u00e4htelyjakso voi olla useita sekunteja tai jopa yli kymmenen sekuntia, mik\u00e4 tekee niist\u00e4 alttiita t\u00e4llaiselle resonanssille.<\/p>\n<p>On h\u00e4mm\u00e4stytt\u00e4v\u00e4\u00e4 ajatella, ett\u00e4 p\u00f6yd\u00e4ll\u00e4 oleva pieni virityshaarukka ja 200 metri\u00e4 korkea rakennus k\u00e4ytt\u00e4ytyv\u00e4t saman fysiikan lain mukaan. Juuri t\u00e4llaiset yhteydet tekev\u00e4t fysiikasta niin kiehtovaa.<\/p>\n<h3>Yhteensovittamista ja tarkoituksellista ep\u00e4virett\u00e4<\/h3>\n<p>Resonanssi voi olla erinomainen apuri, mutta hallitsemattomana siit\u00e4 voi tulla my\u00f6s vaarallinen.<\/p>\n<p>Siksi nykyaikaisiin pilvenpiirt\u00e4jiin rakennetaan j\u00e4rjestelmi\u00e4, jotka v\u00e4hent\u00e4v\u00e4t resonanssin vaikutuksia. Yksi tunnetuimmista ratkaisuista on <b>v\u00e4r\u00e4htelynvaimennin<\/b>, jossa rakennuksen sis\u00e4\u00e4n sijoitetaan suuri massa. Kun rakennus alkaa heilua, massa liikkuu vastakkaiseen suuntaan ja vaimentaa liikett\u00e4.<\/p>\n<p>Monissa Tokion korkeissa rakennuksissa k\u00e4ytet\u00e4\u00e4n juuri t\u00e4llaisia j\u00e4rjestelmi\u00e4. Perusajatus on yll\u00e4tt\u00e4v\u00e4n samanlainen kuin virityshaarukkaan kiinnitetty pieni lis\u00e4paino: ominaisv\u00e4r\u00e4htelytaajuutta muutetaan tai v\u00e4r\u00e4htely\u00e4 vaimennetaan, jotta resonanssia ei p\u00e4\u00e4se syntym\u00e4\u00e4n.<\/p>\n<p>Ihmiskunta on oppinut kohtaamaan luonnonvoimat kahdella tavalla: hy\u00f6dynt\u00e4m\u00e4ll\u00e4 resonanssia silloin, kun siit\u00e4 on hy\u00f6ty\u00e4, ja est\u00e4m\u00e4ll\u00e4 sit\u00e4 silloin, kun siit\u00e4 voi olla haittaa. Yksinkertainen virityshaarukkakoe yhdist\u00e4\u00e4kin toisiinsa musiikin, tietoliikenteen, rakennustekniikan ja jopa maanj\u00e4ristysturvallisuuden.<\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6<\/h3>\n<p>Tavoitteeni on tuoda tieteen ihmeet l\u00e4hemm\u00e4s arkea! Sivustolta l\u00f6yd\u00e4t hauskoja kotona teht\u00e4vi\u00e4 kokeita sek\u00e4 selkeit\u00e4 vinkkej\u00e4 niiden toteuttamiseen. K\u00e4y tutkimassa lis\u00e4\u00e4 sis\u00e4lt\u00f6\u00e4!<\/p>\n<p>\u30fbTiedeaiheisista artikkeleistani on julkaistu my\u00f6s kirja. Lis\u00e4tiedot <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbLis\u00e4tietoja sivuston yll\u00e4pit\u00e4j\u00e4st\u00e4 Ken Kuwakosta <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbKirjoitus-, luento-, tiedekerho-, TV-asiantuntija- ja muut yhteisty\u00f6pyynn\u00f6t <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-palvelusta<\/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\">Tiedenikkarikanava<\/a> julkaisee jatkuvasti uusia kokeiluvideoita!<\/p>\n<h3>\uff16\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=64043\">\u30ec\u30e2\u30f3\u3084\u30aa\u30ec\u30f3\u30b8\u3067\u98a8\u8239\u3092\u5272\u308d\u3046\uff01\u30a4\u30f3\u30d1\u30af\u30c8\u304c\u629c\u7fa4\u306e\u30ea\u30e2\u30cd\u30f3\u98a8\u8239\u306e\u5b9f\u9a13<\/a><\/p>\r\n<p style=\"text-align: center;\"><img class=\"alignnone  wp-image-64045\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.24.jpeg\" alt=\"\" width=\"406\" height=\"349\" \/><\/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>\uff16\u6708\uff13\u65e5\uff08\u6c34\uff0920:30\u301c\u3000\u300c<a href=\"https:\/\/phys-edu.net\/wp\/?p=63950\"><wbr \/>\u30d0\u30ab\u30ea\u30ba\u30e0\u306e\u3061\u3087\u3063\u3068\u30d0\u30ab\u308a\u30cf\u30ab\u3063\u3066\u307f\u305f\uff01<\/a>\u300d\uff08\u30c6\u30ec\u30d3\u6771\u4eac\uff09\u3092\u79d1\u5b66\u76e3\u4fee\u30fb\u51fa\u6f14\u3057\u307e\u3059\u3002\u30c6\u30fc\u30de\u306f\u300c<wbr \/>\u305d\u3070\u306e\u51fa\u524d\u306f\u4f55\u4eba\u524d\u307e\u3067\u904b\u3079\u308b\u306e\u304b\u3001\u9650\u754c\u3092\u6e2c\u3063\u3066\u307f\u305f\u300d\u3067\u3059\u3002\u3000<\/li>\r\n<li>\uff16\u6708\uff14\u65e5(\u6728)\u30007:00\u301c\u3000\u300c<a href=\"https:\/\/www.ntv.co.jp\/toppa\/\">THE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb<\/a>\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09\u306b\u3064\u3044\u3066\u79d1\u5b66\u76e3\u4fee\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li>6\u670814\u65e5\uff08\u65e5\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=63530\">\u5343\u8449\u5927\u5b66\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u300c\u63a2\u7a76\u300d<\/a>\u306b\u3066\u8b1b\u5e2b\u3092\u52d9\u3081\u307e\u3059<\/li>\r\n<li>6\u670826\u65e5\uff08\u91d1\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=63067\">\u516c\u958b\u7814\u7a76\u4f1a\u300c\u8131\u4f5c\u696d\u5316\uff01\u30c7\u30b8\u30bf\u30eb\u5316\u3068\u6bb5\u968e\u7684\u6307\u5c0e\u3067\u5b9f\u73fe\u3059\u308b \u30aa\u30fc\u30e0\u306e\u6cd5\u5247\u306e\u63a2\u7a76\u300d<\/a><\/li>\r\n<li>\uff16\u670828\u65e5\uff08\u65e5\uff09\u3000<a href=\"https:\/\/www.davincimasters.jp\">\u30c0\u30d3\u30f3\u30c1\u30de\u30b9\u30bf\u30fc\u30ba\uff20\u662d\u548c\u5973\u5b50<\/a><\/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<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\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;\"><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>\uff08\u65e5\u672c\u8a9e\uff09<\/p>\r\n<p style=\"text-align: center;\"><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>\uff08\u82f1\u8a9e\uff09<\/p>\r\n<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n<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<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<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","protected":false},"excerpt":{"rendered":"<p>T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on uusi koe. T\u00e4ss\u00e4 on kaksi virityshaarukkaa aset [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":36640,"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-64251","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\/10\/d3c66c31ac71d57c8e4c88190982dd01.jpg","jetpack-related-posts":[{"id":58432,"url":"https:\/\/phys-edu.net\/wp\/?p=58432&lang=fi","url_meta":{"origin":64251,"position":0},"title":"Paljasta n\u00e4kym\u00e4t\u00f6n voima! Voima-anturilla kohti toiminnan ja vastavoiman peilimaailmaa","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u67086\u65e5","format":false,"excerpt":"Tiedevalmentaja Ken Kuwako t\u00e4ss\u00e4. El\u00e4m\u00e4 on yksi su\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\/2016\/12\/IMG_0544.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":56566,"url":"https:\/\/phys-edu.net\/wp\/?p=56566&lang=fi","url_meta":{"origin":64251,"position":1},"title":"Wild Mini 4WD:n salaisuus: Miksi raskaampi voittaa k\u00f6ydenvedossa? Fysiikkaa leikin varjolla.","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u67081\u65e5","format":false,"excerpt":"Kenkichi Kuwako, tiedekouluttaja. 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\/2017\/03\/3d171c7207a2168dddfb064eb3b34528.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":62765,"url":"https:\/\/phys-edu.net\/wp\/?p=62765&lang=fi","url_meta":{"origin":64251,"position":2},"title":"Luokkahuone muuttuu valon labyrintiksi! Laserin ja sumun luoma \u201dvalon j\u00e4lki\u201d on h\u00e4ik\u00e4isev\u00e4n kaunis.","author":"\u6851\u5b50 \u7814","date":"2026\u5e744\u670825\u65e5","format":false,"excerpt":"Olen science trainer Kuwako Ken. Jokainen p\u00e4iv\u00e4 on\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\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/%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%88-2026-04-24-18.07.54.jpeg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":56802,"url":"https:\/\/phys-edu.net\/wp\/?p=56802&lang=fi","url_meta":{"origin":64251,"position":3},"title":"J\u00e4ttim\u00e4ist\u00e4 m\u00e4ti\u00e4 vai tarakoa? 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Jo\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\/2019\/04\/f57dae675b5b01ab199eb1f20e627207.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/f57dae675b5b01ab199eb1f20e627207.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/f57dae675b5b01ab199eb1f20e627207.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/f57dae675b5b01ab199eb1f20e627207.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/f57dae675b5b01ab199eb1f20e627207.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=64251"}],"version-history":[{"count":1,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64251\/revisions"}],"predecessor-version":[{"id":64252,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64251\/revisions\/64252"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/36640"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=64251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=64251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=64251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}