{"id":63107,"date":"2026-05-06T05:13:36","date_gmt":"2026-05-05T20:13:36","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=63107"},"modified":"2026-05-06T05:13:36","modified_gmt":"2026-05-05T20:13:36","slug":"vaihda-vain-kampasi-ja-vahenna-sahkoisyytta-90-hiusten-hallinnan-tiede-ja-hankaussahkosarja","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=63107&lang=fi","title":{"rendered":"Vaihda vain kampasi ja v\u00e4henn\u00e4 s\u00e4hk\u00f6isyytt\u00e4 90 %! Hiusten hallinnan tiede ja hankauss\u00e4hk\u00f6sarja."},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>T\u00e4ss\u00e4 puhuu tiedevalmentaja Kuwako Ken \u2013 jokainen p\u00e4iv\u00e4 on koe.<\/strong><\/span><\/p>\n<p>Talviaamuna hiukset lehahtavat ilmavasti joka kerta, kun ved\u00e4t kampaa l\u00e4pi, eik\u00e4 mik\u00e4\u00e4n tunnu pit\u00e4v\u00e4n niit\u00e4 kurissa. Kuulostaako tutulta huokaus: taas t\u00e4t\u00e4 staattista s\u00e4hk\u00f6\u00e4? Ilmi\u00f6 ei ole sattumaa \u2013 k\u00e4ytt\u00e4m\u00e4si kamman materiaali vaikuttaa siihen ratkaisevasti. Vihje t\u00e4h\u00e4n l\u00f6ytyy jo Edo-kauden ihmisilt\u00e4.<\/p>\n<h3>Miksi muovikampa s\u00e4hk\u00f6ist\u00e4\u00e4 hiukset<\/h3>\n<p> Kun ved\u00e4t muovikampaa (kuten polyeteeni\u00e4) hiusten l\u00e4pi, syntyy staattista s\u00e4hk\u00f6\u00e4 ja hiukset alkavat hylki\u00e4 toisiaan. Syyn\u00e4 on niin sanottu <b>tribos\u00e4hk\u00f6inen sarja<\/b>. Se on er\u00e4\u00e4nlainen lista, joka kertoo, kumpi kahdesta materiaalista varautuu helpommin positiivisesti, kun niit\u00e4 hangataan yhteen. T\u00e4st\u00e4 sarjasta n\u00e4hd\u00e4\u00e4n, ett\u00e4 <b>ihmisen hius varautuu helposti positiivisesti ja polyeteeni negatiivisesti<\/b>. Kun n\u00e4m\u00e4 kaksi kohtaavat, s\u00e4hk\u00f6\u00e4 siirtyy helposti, ja hiukset j\u00e4\u00e4v\u00e4t positiivisesti varautuneiksi. <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35284 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/31e5bb21d41ae65721d13decfefa35c6.jpg\" alt=\"\" width=\"201\" height=\"194\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/31e5bb21d41ae65721d13decfefa35c6.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/31e5bb21d41ae65721d13decfefa35c6-300x290.jpg 300w\" sizes=\"auto, (max-width: 201px) 100vw, 201px\" \/><\/p>\n<p>Positiivisesti varautuneet hiukset <b>hylkiv\u00e4t toisiaan, koska samanmerkkiset varaukset ty\u00f6nt\u00e4v\u00e4t toisiaan pois<\/b>. T\u00e4st\u00e4 syntyy se tuttu ilmi\u00f6: hiukset p\u00f6rr\u00f6\u00f6ntyv\u00e4t ja levi\u00e4v\u00e4t joka suuntaan.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35283 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/bc1e48bf5f650ae3e7c247d298232baf.jpg\" alt=\"\" width=\"452\" height=\"220\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/bc1e48bf5f650ae3e7c247d298232baf.jpg 1294w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/bc1e48bf5f650ae3e7c247d298232baf-300x146.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/bc1e48bf5f650ae3e7c247d298232baf-1024x499.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/bc1e48bf5f650ae3e7c247d298232baf-768x374.jpg 768w\" sizes=\"auto, (max-width: 452px) 100vw, 452px\" \/> <\/p>\n<h3>Edo-kauden oivallus ehk\u00e4isi s\u00e4hk\u00f6isyytt\u00e4<\/h3>\n<p> Miten staattista s\u00e4hk\u00f6\u00e4 sitten voisi v\u00e4hent\u00e4\u00e4? Vastaus l\u00f6ytyy yll\u00e4tt\u00e4en jo Edo-kaudella k\u00e4ytetyist\u00e4 <b>luonnonharjaksista (esim. sianharjas)<\/b>.<\/p>\n<p>Luonnonharjakset sijoittuvat tribos\u00e4hk\u00f6isess\u00e4 sarjassa l\u00e4helle ihmisen hiusta. Toisin sanoen <b>niiden varautumistaipumus on samankaltainen, joten hankauksessa ei synny helposti varauksen siirtymist\u00e4 eik\u00e4 staattista s\u00e4hk\u00f6\u00e4<\/b>. Vaikka Edo-kauden ihmiset eiv\u00e4t tunteneet fysiikan lakeja, he tiesiv\u00e4t kokemuksesta, ett\u00e4 luonnonharjaksinen harja on hell\u00e4varainen hiuksille. T\u00e4m\u00e4 on hieno esimerkki siit\u00e4, miten perinteinen tieto saa my\u00f6hemmin tieteellisen selityksen.<\/p>\n<h3>TV-ohjelma mittasi erot \u2013 yli kymmenkertainen ero<\/h3>\n<p> Japanilaisessa ohjelmassa \u201dTokoro-san no Me ga Ten!\u201d testattiin kolmea harjatyyppi\u00e4. Hiuksia hangattiin noin 20 kertaa ja mitattiin syntyneen staattisen s\u00e4hk\u00f6n j\u00e4nnite. Tulokset olivat seuraavat: <\/p>\n<ul>\n<li><b>Luonnonharjasharja:<\/b> +0.45 kV<\/li>\n<li><b>Antistaattinen harja:<\/b> +0.82 kV<\/li>\n<li><b>Muoviharja:<\/b> +5.28 kV<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35282\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/50ada43c423bd70ca6297c51f2860165.jpg\" alt=\"\" width=\"438\" height=\"249\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/50ada43c423bd70ca6297c51f2860165.jpg 1158w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/50ada43c423bd70ca6297c51f2860165-300x170.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/50ada43c423bd70ca6297c51f2860165-1024x582.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/50ada43c423bd70ca6297c51f2860165-768x436.jpg 768w\" sizes=\"auto, (max-width: 438px) 100vw, 438px\" \/><\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/www.ntv.co.jp\/megaten\/index.html\">Tokoro-san no Me ga Ten!\uff08Nippon TV\uff09<\/a><\/p>\n<p>Luonnonharjan ja muovin v\u00e4lill\u00e4 on <b>yli kymmenkertainen ero<\/b>. Tiedet\u00e4\u00e4n my\u00f6s, ett\u00e4 kipin\u00e4purkaus ilmassa alkaa noin 3 kV:n kohdalla. Muoviharja p\u00e4\u00e4see siis l\u00e4helle t\u00e4t\u00e4 rajaa \u2013 ei ihme, ett\u00e4 talvella kuuluu usein se kuuluisa \u201cnaps\u201d.<\/p>\n<h3>Staattinen s\u00e4hk\u00f6 voi my\u00f6s vahingoittaa hiuksia<\/h3>\n<p> Staattinen s\u00e4hk\u00f6 ei ole pelkk\u00e4 ulkon\u00e4k\u00f6haitta. <b>Hiuksen pintaa suojaava kutikula voi vaurioitua helpommin, jolloin hiukset kuivuvat ja menett\u00e4v\u00e4t kiiltonsa<\/b> (tarkka mekanismi on viel\u00e4 minullekin ep\u00e4selv\u00e4 \u2013 jos tied\u00e4t, kerro ihmeess\u00e4). Kun miettii, kuinka usein hiuksia harjataan p\u00e4ivitt\u00e4in, harjan materiaalilla on yll\u00e4tt\u00e4v\u00e4n suuri merkitys hiusten hyvinvoinnille.<\/p>\n<p>Staattinen s\u00e4hk\u00f6 miellet\u00e4\u00e4n usein vain talven riesaksi, mutta taustalla vaikuttavat selke\u00e4t fysiikan lait: varautuminen, varausten hylkiminen ja purkautuminen. Kun alkaa tarkastella arjen ilmi\u00f6it\u00e4 t\u00e4st\u00e4 n\u00e4k\u00f6kulmasta, huomaa, ett\u00e4 ne liittyv\u00e4t suoraan koulun fysiikkaan \u2013 ja maailma n\u00e4ytt\u00e4\u00e4 heti hieman kiinnostavammalta.<\/p>\n<p>Kokeilin itsekin mittausta ostamalla staattisen s\u00e4hk\u00f6n mittarin ja vertailemalla eri harjoja. Tulokset l\u00f6ytyv\u00e4t t\u00e4\u00e4lt\u00e4:<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"u8W1ydxkfm\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=40452\">\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u306a\u305c\u300c\u3064\u3052\u6adb\u300d\u306f\u9759\u96fb\u6c17\u304c\u8d77\u304d\u306b\u304f\u3044\uff1f\u9aea\u3068\u6adb\u306e\u79d1\u5b66\u3092\u5fb9\u5e95\u89e3\u660e\uff01\uff08\u4e00\u6483\u89e3\u660e\u30d0\u30e9\u30a8\u30c6\u30a3 \u3072\u3068\u76ee\u3067\u308f\u304b\u308b!!\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u306a\u305c\u300c\u3064\u3052\u6adb\u300d\u306f\u9759\u96fb\u6c17\u304c\u8d77\u304d\u306b\u304f\u3044\uff1f\u9aea\u3068\u6adb\u306e\u79d1\u5b66\u3092\u5fb9\u5e95\u89e3\u660e\uff01\uff08\u4e00\u6483\u89e3\u660e\u30d0\u30e9\u30a8\u30c6\u30a3 \u3072\u3068\u76ee\u3067\u308f\u304b\u308b!!\uff09&#8221; &#8212; \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=40452&#038;embed=true#?secret=3NU1dRnqU2#?secret=u8W1ydxkfm\" data-secret=\"u8W1ydxkfm\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6<\/h3>\n<p> Tuodaan tieteen ihmeet l\u00e4hemm\u00e4s arkea! Sivustolta l\u00f6yd\u00e4t helposti toteutettavia kokeita ja k\u00e4yt\u00e4nn\u00f6n vinkkej\u00e4. Tutustu rohkeasti!<\/p>\n<p>\u30fbBlogista on tehty my\u00f6s kirja \u2013 lis\u00e4tiedot <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbLis\u00e4\u00e4 kirjoittajasta: <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbYhteisty\u00f6pyynn\u00f6t (kirjoitukset, luennot, ty\u00f6pajat, TV-ty\u00f6 jne.): <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbUusimmat p\u00e4ivitykset l\u00f6ytyv\u00e4t <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 ideakanavalla<\/a> julkaistaan kokeellisia videoita!<\/p>\n<h3>\uff15\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p>\u30ad\u30fc\u30f3\u3068\u51b7\u3048\u308b\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\uff01\u6c17\u6e29\u304c\u4e0a\u304c\u3063\u3066\u304f\u308b\u3053\u306e\u6642\u671f\u30fb\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u3092\u4f7f\u3063\u305f\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\u306e\u5b9f\u9a13\u306f\u3044\u304b\u304c\uff1f<\/p>\r\n<p><img class=\"alignnone wp-image-39516 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg 1406w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-1024x572.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-768x429.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-320x180.jpg 320w\" alt=\"\" width=\"453\" height=\"253\" \/><\/p>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=39513\">\u6db2\u4f53\u30bc\u30ed\uff01\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u304c\u6d88\u3048\u308b\u307e\u3067\u306e\uff13\u6642\u9593\u3092\u79d1\u5b66\u3059\u308b\uff08\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\uff09<\/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>4\u670830\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09\u306e<a href=\"https:\/\/phys-edu.net\/wp\/?p=62906\">\u79d1\u5b66\u76e3\u4fee\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f<\/a>\u3002<\/li>\r\n<li>5\u67088\u65e5\uff08\u91d1\uff09<a href=\"https:\/\/phys-edu.net\/wp\/?p=62629\">\u7406\u79d1\u6559\u80b2\u30cb\u30e5\u30fc\u30b9<\/a>\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li>6\u670814\u65e5\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<li>6\u670826\u65e5\uff08\u91d1\uff09\u3000\u5343\u8449\u5927\u5b66\u306e\u516c\u958b\u7814\u7a76\u4f1a\uff08\u4e2d\u5b66\u7406\u79d1\u306b\u3064\u3044\u3066\u6388\u696d\u516c\u958b\u4e88\u5b9a\uff09<\/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 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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> \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","protected":false},"excerpt":{"rendered":"<p>T\u00e4ss\u00e4 puhuu tiedevalmentaja Kuwako Ken \u2013 jokainen p\u00e4iv\u00e4 on koe. Talviaamuna hiukset lehahtavat ilmavasti joka  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":35282,"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-63107","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\/03\/50ada43c423bd70ca6297c51f2860165.jpg","jetpack-related-posts":[{"id":52363,"url":"https:\/\/phys-edu.net\/wp\/?p=52363&lang=fi","url_meta":{"origin":63107,"position":0},"title":"[Kun ymm\u00e4rr\u00e4t, se on todella pelottavaa] Pystyss\u00e4 olevat hiukset\u2014Salaman merkki? Vaarallinen enne juuri ennen iskua (Staattinen s\u00e4hk\u00f6)","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670816\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. Joka p\u00e4iv\u00e4 on uus\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\/09\/%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%88-2025-09-16-4.58.50-5.04.33.jpg-4.webp?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":52217,"url":"https:\/\/phys-edu.net\/wp\/?p=52217&lang=fi","url_meta":{"origin":63107,"position":1},"title":"Super Saiyaniksi staattisella s\u00e4hk\u00f6ll\u00e4! Tiedettajan 20 vuoden unelma: hiukset pystyyn -suurkoe (Van de Graaff -generaattori)","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670814\u65e5","format":false,"excerpt":"Tervehdys! Olen tiedevalmentaja Ken Kuwako. Minull\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\/2021\/03\/3b1c86cc8a21f6357ec323dbc3fe93dd.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/03\/3b1c86cc8a21f6357ec323dbc3fe93dd.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/03\/3b1c86cc8a21f6357ec323dbc3fe93dd.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/03\/3b1c86cc8a21f6357ec323dbc3fe93dd.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":53254,"url":"https:\/\/phys-edu.net\/wp\/?p=53254&lang=fi","url_meta":{"origin":63107,"position":2},"title":"[Tieteellinen valvonta] S\u00e4hk\u00f6inen todistus?! Staattisen s\u00e4hk\u00f6n kokeilu Suzu Hirosen kanssa (Boiling Word 10)","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670827\u65e5","format":false,"excerpt":"Ken Kuwako, tiedekouluttajasi. Joka p\u00e4iv\u00e4 on kokei\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\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/81e3d18f4fe9c4a1576a8fc1ce7bc74d.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":53682,"url":"https:\/\/phys-edu.net\/wp\/?p=53682&lang=fi","url_meta":{"origin":63107,"position":3},"title":"Ehdotettu otsikko: Pallotaikuutta! 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Joka p\u00e4iv\u00e4 on kok\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\/2020\/02\/cb42cbb6b7e61aa1f0b20a77b175f692.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/cb42cbb6b7e61aa1f0b20a77b175f692.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/cb42cbb6b7e61aa1f0b20a77b175f692.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/cb42cbb6b7e61aa1f0b20a77b175f692.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54977,"url":"https:\/\/phys-edu.net\/wp\/?p=54977&lang=fi","url_meta":{"origin":63107,"position":4},"title":"Paljastamme \u201cS\u00e4hk!\u201d-ilmi\u00f6n salaisuuden \u2013 150 000 voltin Van de Graaff -generaattorin h\u00e4mm\u00e4stytt\u00e4v\u00e4 totuus!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670826\u65e5","format":false,"excerpt":"Olen Ken 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\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":54866,"url":"https:\/\/phys-edu.net\/wp\/?p=54866&lang=fi","url_meta":{"origin":63107,"position":5},"title":"\u201cS\u00e4hk\u00f6isku!\u201d paljastettu \u2013 N\u00e4e s\u00e4hk\u00f6n voima Van de Graaff -hirvi\u00f6n avulla!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670824\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedevalmentaja. 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\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/48f54e0d3b0337e09e4145234f600f5a.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/63107","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=63107"}],"version-history":[{"count":1,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/63107\/revisions"}],"predecessor-version":[{"id":63108,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/63107\/revisions\/63108"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/35282"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=63107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=63107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=63107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}