{"id":67114,"date":"2026-09-02T04:50:18","date_gmt":"2026-09-01T19:50:18","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=67114"},"modified":"2026-09-02T04:50:18","modified_gmt":"2026-09-01T19:50:18","slug":"painovoima-ei-pelota-sienen-sisalla-piileskelevat-mikrokiipeilijat","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=67114&lang=fi","title":{"rendered":"Painovoima ei pelota! Sienen sis\u00e4ll\u00e4 piileskelev\u00e4t &#8220;mikrokiipeilij\u00e4t&#8221;"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen Science Trainer Ken Kuwako. Minulle jokainen p\u00e4iv\u00e4 on kokeilup\u00e4iv\u00e4.<\/strong><\/span><\/p>\n<p>Kun keitti\u00f6ss\u00e4 l\u00e4ikkyy vett\u00e4, pyyhimme sen nopeasti r\u00e4till\u00e4. Kylvyn tai suihkun j\u00e4lkeen taas kuivaamme veden pois sienell\u00e4. T\u00e4llaiset arkiset liikkeet k\u00e4tkev\u00e4t sis\u00e4\u00e4ns\u00e4 itse asiassa jotain varsin h\u00e4mm\u00e4stytt\u00e4v\u00e4\u00e4: vesi n\u00e4ytt\u00e4\u00e4 liikkuvan painovoimaa vastaan! Kun esimerkiksi kastat talouspaperin teen joukkoon, neste alkaa suorastaan kiivet\u00e4 paperia pitkin yl\u00f6sp\u00e4in. Miten ihmeess\u00e4 t\u00e4m\u00e4 on mahdollista?<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-58613 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.18.11.jpg\" alt=\"\" width=\"298\" height=\"247\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.18.11.jpg 1196w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.18.11-300x249.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.18.11-1024x849.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.18.11-768x637.jpg 768w\" sizes=\"auto, (max-width: 298px) 100vw, 298px\" \/><\/p>\n<p>T\u00e4ll\u00e4 kertaa tarkastellaan, miten sienet ja r\u00e4tit pystyv\u00e4t imem\u00e4\u00e4n vett\u00e4 itseens\u00e4. Taustalla on yll\u00e4tt\u00e4v\u00e4n kiehtova fysiikan ilmi\u00f6.<\/p>\n<h3>Huokoinen rakenne, joka vet\u00e4\u00e4 vett\u00e4 puoleensa<\/h3>\n<p>Kun katsot sient\u00e4 l\u00e4helt\u00e4, huomaat, ett\u00e4 siin\u00e4 on valtavasti pieni\u00e4 reiki\u00e4. T\u00e4llaista rakennetta kutsutaan <b>huokoiseksi rakenteeksi<\/b>. Sienen sis\u00e4ll\u00e4 on monimutkainen verkosto ohuita kanavia ja pieni\u00e4 rakoja \u2013 aivan kuin tihe\u00e4 viidakko. Juuri n\u00e4m\u00e4 lukemattomat pienet raot ovat avain siihen, miten vesi p\u00e4\u00e4see kulkeutumaan yl\u00f6sp\u00e4in.<\/p>\n<h3>Kapillaari-ilmi\u00f6<\/h3>\n<p>Suurin syy siihen, ett\u00e4 talouspaperi, r\u00e4tit ja sienet pystyv\u00e4t imem\u00e4\u00e4n vett\u00e4 yl\u00f6sp\u00e4in, on <b>kapillaari-ilmi\u00f6<\/b>. Kun ohut putki tai vastaavanlainen kapea tila koskettaa nestett\u00e4, neste voi nousta siin\u00e4 yl\u00f6sp\u00e4in jopa painovoimaa vastaan.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u91cd\u529b\u306a\u3093\u3066\u6016\u304f\u306a\u3044\uff01\u30b9\u30dd\u30f3\u30b8\u304c\u6c34\u3092\u5438\u3044\u4e0a\u3052\u308b\u300c\u30df\u30af\u30ed\u306e\u767b\u5c71\u5bb6\u300d\u306e\u6b63\u4f53\uff08\u6bdb\u7d30\u7ba1\u73fe\u8c61\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/B_2durdPrcU?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>T\u00e4ss\u00e4 prosessissa kaksi voimaa on erityisen t\u00e4rke\u00e4ss\u00e4 roolissa.<\/p>\n<ul>\n<li><b>Adheesiovoima:<\/b> voima, joka saa vesimolekyylit tarttumaan sienen sein\u00e4miin.<\/li>\n<li><b>Pintaj\u00e4nnitys (koheesiovoima):<\/b> vesimolekyylien v\u00e4linen vetovoima, joka saa ne pysym\u00e4\u00e4n tiiviisti yhdess\u00e4.<\/li>\n<\/ul>\n<p>Kun n\u00e4m\u00e4 kaksi voimaa toimivat yhdess\u00e4, vesi etenee itsest\u00e4\u00e4n yh\u00e4 syvemm\u00e4lle kapeisiin rakoihin. Ja t\u00e4ss\u00e4 on kiinnostava yksityiskohta: mit\u00e4 kapeampi rako on, sit\u00e4 voimakkaammin neste pyrkii nousemaan sit\u00e4 pitkin.<\/p>\n<p><span style=\"font-size: medium;\"><b>Adheesiovoima ja pintaj\u00e4nnitys<\/b><\/span><\/p>\n<p>Miksi vesi pystyy oikein \u201dkiipe\u00e4m\u00e4\u00e4n\u201d sienen tai lasin sein\u00e4m\u00e4\u00e4 pitkin? Salaisuus l\u00f6ytyy molekyylien pinnalla olevasta rakenteesta nimelt\u00e4 <b>-OH (hydroksyyliryhm\u00e4)<\/b>. R\u00e4ttien ja luonnonsienten t\u00e4rkein rakenneaine selluloosa sis\u00e4lt\u00e4\u00e4 valtavan m\u00e4\u00e4r\u00e4n n\u00e4it\u00e4 <b>-OH<\/b>-ryhmi\u00e4. Niill\u00e4 on voimakas s\u00e4hk\u00f6inen ep\u00e4tasapaino eli polaarisuus, ja siksi ne vet\u00e4v\u00e4t puoleensa niin ik\u00e4\u00e4n polaarisia vesimolekyylej\u00e4 \u2013 aivan kuin ne viittoisivat vedelle: \u201dTule t\u00e4nne!\u201d<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-58610 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.33.jpg\" alt=\"\" width=\"522\" height=\"291\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.33.jpg 1410w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.33-300x167.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.33-1024x571.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.33-768x428.jpg 768w\" sizes=\"auto, (max-width: 522px) 100vw, 522px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-58611\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.47.jpg\" alt=\"\" width=\"512\" height=\"326\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.47.jpg 1118w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.47-300x191.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.47-1024x652.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.47-768x489.jpg 768w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-58612\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.53.jpg\" alt=\"\" width=\"515\" height=\"319\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.53.jpg 1054w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.53-300x186.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.53-1024x633.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-01-09-5.17.53-768x475.jpg 768w\" sizes=\"auto, (max-width: 515px) 100vw, 515px\" \/><\/p>\n<p>Kun puhutaan kapillaari-ilmi\u00f6st\u00e4, mieleen tulee ehk\u00e4 pikemminkin ohut lasiputki kuin talouspaperi. Miksi vesi sitten nousee my\u00f6s lasiputkessa? Yll\u00e4tt\u00e4v\u00e4\u00e4 kyll\u00e4, sile\u00e4lt\u00e4 n\u00e4ytt\u00e4v\u00e4n lasin pinnalla on rakenteita nimelt\u00e4 <b>silanoliryhm\u00e4t (Si-OH)<\/b>, jotka muodostuvat lasin pinnan reagoidessa ilmassa olevan veden kanssa. Kun lasiputki upotetaan veteen ja veden pinta alkaa nousta, taustalla tapahtuu nopeasti toistuva kaksivaiheinen prosessi:<\/p>\n<ol>\n<li><b>Kiivet\u00e4\u00e4n sein\u00e4m\u00e4\u00e4 pitkin (adheesiovoima):<\/b> sein\u00e4m\u00e4n <b>-OH<\/b>-ryhm\u00e4t vet\u00e4v\u00e4t vesimolekyylej\u00e4 puoleensa, ja vesi alkaa nousta sein\u00e4m\u00e4\u00e4 pitkin.<\/li>\n<li><b>Pintaj\u00e4nnitys vet\u00e4\u00e4 muita vesimolekyylej\u00e4 mukaan (koheesiovoima):<\/b> sein\u00e4m\u00e4\u00e4n tarttuneet vesimolekyylit vet\u00e4v\u00e4t viereisi\u00e4 vesimolekyylej\u00e4 mukaansa yl\u00f6sp\u00e4in \u2013 ik\u00e4\u00e4n kuin sanoen: \u201dTule sin\u00e4kin mukaan!\u201d<\/li>\n<\/ol>\n<p>Vesi jatkaa nousuaan, kunnes yl\u00f6sp\u00e4in vet\u00e4v\u00e4 voima ja veden paino saavuttavat tasapainon.<\/p>\n<h3>\u00d6ljyn \u201dsalainen voima\u201d, joka saa sen kiipe\u00e4m\u00e4\u00e4n paperia pitkin<\/h3>\n<p>T\u00e4ss\u00e4 kohtaa her\u00e4\u00e4 ehk\u00e4 mielenkiintoinen kysymys: \u201dJos \u00f6ljyll\u00e4 ei ole veden kaltaista polaarisuutta eli s\u00e4hk\u00f6ist\u00e4 ep\u00e4tasapainoa, miksi \u00f6ljykin imeytyy talouspaperiin? Voiko \u00f6ljyn pyyhki\u00e4 pois samalla tavalla kuin veden?\u201d<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-62342 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/%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%88-2026-04-14-4.17.47.jpeg\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-14-4.17.47.jpeg 1492w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-14-4.17.47-300x168.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-14-4.17.47-1024x575.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-14-4.17.47-768x431.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/04\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-04-14-4.17.47-320x180.jpeg 320w\" alt=\"\" width=\"538\" height=\"302\" \/><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"L3EabMyHsa\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=62305\">\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u30ad\u30c3\u30c1\u30f3\u306f\u5b9f\u9a13\u5ba4\uff01\u9759\u96fb\u6c17\u3068\u6bdb\u7d30\u7ba1\u73fe\u8c61\u3067\u66ae\u3089\u3057\u3092\u697d\u3057\u304f\u3059\u308b\u79d1\u5b66\u306e\u77e5\u6075\u300c\u6559\u79d1\u66f8\u3067\u7fd2\u3063\u305f\u30a2\u30ec\u300d\uff08\u30c6\u30ec\u30d3\u671d\u65e5\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201d\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u30ad\u30c3\u30c1\u30f3\u306f\u5b9f\u9a13\u5ba4\uff01\u9759\u96fb\u6c17\u3068\u6bdb\u7d30\u7ba1\u73fe\u8c61\u3067\u66ae\u3089\u3057\u3092\u697d\u3057\u304f\u3059\u308b\u79d1\u5b66\u306e\u77e5\u6075\u300c\u6559\u79d1\u66f8\u3067\u7fd2\u3063\u305f\u30a2\u30ec\u300d\uff08\u30c6\u30ec\u30d3\u671d\u65e5\uff09\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=62305&amp;embed=true#?secret=OYM4AWcnQq#?secret=L3EabMyHsa\" data-secret=\"L3EabMyHsa\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>\u00d6ljyst\u00e4 puuttuvat veden kaltaiset <b>vetysidokset (voimakkaat molekyylien v\u00e4liset sidokset)<\/b>, mutta molekyylien maailmassa on olemassa my\u00f6s paljon hienovaraisempi vetovoima nimelt\u00e4 <b>van der Waalsin voima<\/b>. Se on er\u00e4\u00e4nlainen <b>\u201dolemmehan t\u00e4ss\u00e4 nyt vierekk\u00e4in, joten pysyt\u00e4\u00e4np\u00e4 v\u00e4h\u00e4n l\u00e4hekk\u00e4in\u201d -voima<\/b>, joka vaikuttaa kaikkien molekyylien v\u00e4lill\u00e4. Talouspaperin t\u00e4rkein rakenneaine selluloosa (hiilen ja vedyn muodostama rakenne) ja \u00f6ljymolekyylit (jotka nekin koostuvat p\u00e4\u00e4asiassa hiilest\u00e4 ja vedyst\u00e4) voivatkin tarttua toisiinsa ainakin jossain m\u00e4\u00e4rin van der Waalsin voimien ansiosta.<\/p>\n<p><b>\u00d6ljyn tapauksessa<\/b> pintaj\u00e4nnitys on paljon heikompi kuin vedell\u00e4. Siksi \u00f6ljyll\u00e4 on voimakas taipumus levit\u00e4 ymp\u00e4rist\u00f6\u00f6n sen sijaan, ett\u00e4 sen molekyylit pysyisiv\u00e4t tiiviisti yhdess\u00e4. Kun \u00f6ljy l\u00f6yt\u00e4\u00e4 talouspaperin kuidut, se sujahtaa helposti niiden v\u00e4lisiin pieniin rakoihin t\u00e4m\u00e4n hyv\u00e4n levi\u00e4miskyvyn ansiosta.<\/p>\n<p>Vedest\u00e4 huomaa kuitenkin helposti eron: \u00f6ljy\u00e4 on paljon vaikeampi pyyhki\u00e4 pois, jos sit\u00e4 l\u00e4ikkyy. Koska \u00f6ljy ei ole veden tavoin polaarista, se k\u00e4ytt\u00e4ytyy tahmeammin ja sen imeytyminen ei ole yht\u00e4 tehokasta.<\/p>\n<p>Kun \u00f6ljymolekyylit kerran p\u00e4\u00e4sev\u00e4t kuitujen v\u00e4liin, astuu n\u00e4ytt\u00e4m\u00f6lle j\u00e4lleen aiemmin tutuksi tullut <b>kapillaari-ilmi\u00f6<\/b>. Talouspaperi on kuin \u201dsupermikroskooppinen viidakko\u201d, jossa hyvin ohuet kuidut risteilev\u00e4t ja kietoutuvat toistensa ymp\u00e4rille. Koska niiden v\u00e4liset raot ovat eritt\u00e4in pieni\u00e4, jopa van der Waalsin voiman kaltainen suhteellisen heikko adheesiovoima voi riitt\u00e4\u00e4 vet\u00e4m\u00e4\u00e4n kapeaan tilaan joutunutta nestett\u00e4 eteenp\u00e4in.<\/p>\n<p>Kapillaari-ilmi\u00f6 voi jopa synnytt\u00e4\u00e4 huurretta maaper\u00e4n pinnalle! Tutustu my\u00f6s t\u00e4h\u00e4n artikkeliin.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"8n2DX4PJWq\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=39426\">\u671d\u3060\u3051\u306e\u6c37\u306e\u30ad\u30ce\u30b3\uff01\u971c\u67f1\u306b\u96a0\u3055\u308c\u305f\u6bdb\u7d30\u7ba1\u73fe\u8c61\u306e\u6b63\u4f53<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201d\u671d\u3060\u3051\u306e\u6c37\u306e\u30ad\u30ce\u30b3\uff01\u971c\u67f1\u306b\u96a0\u3055\u308c\u305f\u6bdb\u7d30\u7ba1\u73fe\u8c61\u306e\u6b63\u4f53\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=39426&amp;embed=true#?secret=h3RDye7Hyr#?secret=8n2DX4PJWq\" data-secret=\"8n2DX4PJWq\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6pyynn\u00f6t<\/h3>\n<p>Haluatko tuoda tieteen ihmeet ja hauskuuden l\u00e4hemm\u00e4s arkea? Sivustolla esitell\u00e4\u00e4n kotona teht\u00e4vi\u00e4 hauskoja tiedekokeita ja niiden niksit helposti ymm\u00e4rrett\u00e4v\u00e4ss\u00e4 muodossa. Tutustu sivustoon ja kokeile hakea erilaisia aiheita!<br \/>\n\u30fb\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e sis\u00e4lt\u00f6\u00e4 on koottu my\u00f6s kirjaksi. Lis\u00e4tietoja l\u00f6yd\u00e4t <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbLis\u00e4tietoja sivuston yll\u00e4pit\u00e4j\u00e4st\u00e4 Ken Kuwakosta l\u00f6yd\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbErilaiset yhteisty\u00f6- ja toimeksiantopyynn\u00f6t (kirjoittaminen, luennot, tiedekerhot, kokeilutunnit, TV-ohjelmien tieteellinen valvonta ja esiintyminen jne.) l\u00f6ytyv\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbSaat tietoa uusista artikkeleista <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\">\u79d1\u5b66\u306e\u30cd\u30bf\u30c1\u30e3\u30f3\u30cd\u30eb<\/a> tarjoaa kokeiluvideoita!<\/p>\n<h3>\uff19\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n\u304a\u5f01\u5f53\u7bb1\u3092\u30d7\u30e9\u30d0\u30f3\u304c\u308f\u308a\u306b\u3057\u3066\u30ad\u30fc\u30db\u30eb\u30c0\u30fc\u3092\u4f5c\u308d\u3046\uff01\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=35313\">\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u304a\u5f01\u5f53\u7bb1\u3092\u4f7f\u3063\u305f\u30ad\u30fc\u30db\u30eb\u30c0\u30fc\u4f5c\u308a\uff01<\/a><\/p>\r\n<p style=\"text-align: center;\"><img class=\"alignnone wp-image-35705 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/69951296b11caa484208330661c3ad16.jpg\" sizes=\"auto, (max-width: 449px) 100vw, 449px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/69951296b11caa484208330661c3ad16.jpg 1008w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/69951296b11caa484208330661c3ad16-300x130.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/69951296b11caa484208330661c3ad16-768x334.jpg 768w\" alt=\"\" width=\"449\" height=\"195\" \/><\/p>\r\n\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 \t<li>\uff18\u6708\uff12\uff17\u65e5\uff08\u6728\uff09\u79d1\u5b66\u76e3\u4fee\u756a\u7d44\u653e\u9001\u4e88\u5b9a<\/li>\r\n \t<li>\uff19\u6708\uff12\uff10\u65e5\uff08\u65e5\uff09\u30c0\u30d3\u30f3\u30c1\u30de\u30b9\u30bf\u30fc\u30ba\u51fa\u6f14\u4e88\u5b9a<\/li>\r\n \t<li>\uff11\uff10\u6708\uff11\uff10\u65e5\uff08\u571f\uff0911:15~12:00\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=66205\">\u5343\u8449\u5e02\u79d1\u5b66\u30d5\u30a7\u30b9\u30bf2026\u300c\u6851\u5b50\u5148\u751f\u306e\u56de\u8ee2\u79d1\u5b66\u30b7\u30e7\u30fc\u300d\u306b\u3066\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\u3092\u884c\u3044\u307e\u3059<\/a>\u3002<\/li>\r\n \t<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n \t<li>\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002\r\n<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone  wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a>\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\" \/><\/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=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\">\u3010\u65e5\u672c\u8a9e\u3011<a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\u3000\u3010\u82f1\u8a9e\u3011<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><\/p>\r\n\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>","protected":false},"excerpt":{"rendered":"<p>Olen Science Trainer Ken Kuwako. Minulle jokainen p\u00e4iv\u00e4 on kokeilup\u00e4iv\u00e4. Kun keitti\u00f6ss\u00e4 l\u00e4ikkyy vett\u00e4, pyyhimm [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":58612,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1630],"tags":[],"class_list":["post-67114","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack-related-posts":[{"id":58901,"url":"https:\/\/phys-edu.net\/wp\/?p=58901&lang=fi","url_meta":{"origin":67114,"position":0},"title":"Ravista ja ihastu! Oppitunnin sytytt\u00e4v\u00e4 kemian taika \u2013 Signaali- ja pelireaktio","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u670816\u65e5","format":false,"excerpt":"Hei, olen luonnontieteiden valmentaja Ken Kuwako. \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\/60251d27fa7989654d744610379f5a50.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/60251d27fa7989654d744610379f5a50.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/60251d27fa7989654d744610379f5a50.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/07\/60251d27fa7989654d744610379f5a50.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":52482,"url":"https:\/\/phys-edu.net\/wp\/?p=52482&lang=fi","url_meta":{"origin":67114,"position":1},"title":"Rakensimme tulivuoren \u2013 ja se oli r\u00e4j\u00e4hdysm\u00e4isen hauskaa! Kokeiluresepti kipsist\u00e4 ja ruokasoodasta!","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670817\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedekouluttaja. 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