{"id":66342,"date":"2026-08-10T05:16:55","date_gmt":"2026-08-09T20:16:55","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=66342"},"modified":"2026-08-10T05:16:55","modified_gmt":"2026-08-09T20:16:55","slug":"suuria-loytoja-arkisista-materiaaleista-opi-noste-hauskasti-alumiinifoliovene-kokeen-avulla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=66342&lang=fi","title":{"rendered":"Suuria l\u00f6yt\u00f6j\u00e4 arkisista materiaaleista! Opi noste hauskasti alumiinifoliovene-kokeen avulla"},"content":{"rendered":"<p style=\"text-align: center;\"><strong style=\"color: #339966;\">Olen tiedekouluttaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilup\u00e4iv\u00e4.<\/strong><\/p>\n<p>Vain yksi pala alumiinifoliota voi kannatella kymmeni\u00e4 lasikuulia uppoamatta. Kun kuulet t\u00e4llaisen v\u00e4itteen, etk\u00f6 heti ajattele: \u201dIhan oikeastiko?\u201d T\u00e4ss\u00e4 kokeessa ei kuitenkaan tarvita mit\u00e4\u00e4n erikoisv\u00e4lineit\u00e4 tai kemikaaleja, vaan sen voi toteuttaa sellaisenaan tavallisessa luokkahuoneessa. T\u00e4ll\u00e4 kertaa esittelen yksinkertaisen mutta yll\u00e4tt\u00e4v\u00e4n monipuolisen kelluvuuskokeen, joka saa oppilaat todella pohtimaan kysymyst\u00e4 \u201dMiksi ihmeess\u00e4?\u201d ja innostaa heit\u00e4 tutkimaan itse.<\/p>\n<h3>Yhdest\u00e4 alumiinifoliosta uppoamaton vene<\/h3>\n<p>Millaisia kokeita teette kelluvuuden opettamisessa? Selit\u00e4ttek\u00f6 Arkhimedeen lakia tai mittaatteko nostetta vaa&#8217;an avulla? Mahdollisuuksia on monia. T\u00e4ll\u00e4 kertaa esittelen eritt\u00e4in yksinkertaisen ja hauskan kokeen, jossa ei tarvita lainkaan erikoisv\u00e4lineit\u00e4. Samalla oppilaat p\u00e4\u00e4sev\u00e4t itse kokemaan, mit\u00e4 kelluvuus oikeastaan tarkoittaa.<\/p>\n<p>Kokeen nimi on \u201dAlumiinifoliovenehaaste\u201d! Teht\u00e4v\u00e4n\u00e4 on muotoilla alumiinifoliosta vene ja kilpailla siit\u00e4, kuinka monta lasikuulaa sen kyytiin saadaan ennen kuin vene uppoaa. Ensi silm\u00e4yksell\u00e4 kyse saattaa n\u00e4ytt\u00e4\u00e4 vain helpolta askartelulta, mutta sen taustalla piilee yll\u00e4tt\u00e4v\u00e4n paljon kiinnostavaa fysiikkaa.<\/p>\n<p>Oppilaat joutuvat itse kysym\u00e4\u00e4n: \u201dMiten t\u00e4st\u00e4 veneest\u00e4 saisi kelluvamman?\u201d Kun he tekev\u00e4t ennustuksia ja testaavat niit\u00e4 kokeilemalla, syntyy sellaista oppimista, jota pelkk\u00e4 oppikirjan lukeminen ei voi tarjota. <b>T\u00e4m\u00e4 on todella monik\u00e4ytt\u00f6inen koe, joka sopii sek\u00e4 oppitunnin johdannoksi ett\u00e4 tunnin lopussa teht\u00e4v\u00e4ksi kokoavaksi kokeeksi.<\/b><\/p>\n<div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-50763 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.23.jpg\" alt=\"\" width=\"388\" height=\"255\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.23.jpg 1288w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.23-300x197.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.23-1024x673.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.23-768x504.jpg 768w\" sizes=\"auto, (max-width: 388px) 100vw, 388px\" \/><\/p>\n<h3>Tarvikkeet<\/h3>\n<p>\u30fbAlumiinifoliota (noin 25 cm leve\u00e4 folio on helppo k\u00e4sitell\u00e4. Leikkaa jokaiselle oppilaalle 12,5 cm \u00d7 12,5 cm:n kokoinen neli\u00f6.)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-50762 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.06.jpg\" alt=\"\" width=\"494\" height=\"266\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.06.jpg 1350w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.06-300x161.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.06-1024x551.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.06-768x413.jpg 768w\" sizes=\"auto, (max-width: 494px) 100vw, 494px\" \/><\/p>\n<p>\u30fbLasikuulia (noin 30 kappaletta oppilasta kohden. Niit\u00e4 k\u00e4ytet\u00e4\u00e4n painoina.)<\/p>\n<p>N\u00e4m\u00e4 ostin Seria-kaupasta.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-50764 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.17.jpg\" alt=\"\" width=\"412\" height=\"446\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.17.jpg 1112w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.17-277x300.jpg 277w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.17-946x1024.jpg 946w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/08\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-08-12-5.16.17-768x832.jpg 768w\" sizes=\"auto, (max-width: 412px) 100vw, 412px\" \/><\/p>\n<p>\u30fbVesiallas (ihanteellinen koko on noin 200 mm korkea, 315 mm leve\u00e4 ja 130 mm syv\u00e4. My\u00f6s kotitaloudessa k\u00e4ytett\u00e4v\u00e4 muovirasia k\u00e4y hyvin.)<\/p>\n<p>\u30fbVett\u00e4<\/p>\n<p>\u30fbR\u00e4ttej\u00e4 tai pyyhkeit\u00e4<\/p>\n<h3>Esimerkki oppitunnin etenemisest\u00e4<\/h3>\n<p>Aloita kysym\u00e4ll\u00e4 oppilailta: \u201dMillainen vene pystyy kantamaan kaikkein eniten lasikuulia?\u201d Pyyd\u00e4 heit\u00e4 tekem\u00e4\u00e4n ensin omat ennustuksensa. Jaa sitten alumiinifolio ja pyyd\u00e4 oppilaita leikkaamaan siit\u00e4 12,5 cm \u00d7 12,5 cm:n kokoinen neli\u00f6. Voit my\u00f6s valmistella palat etuk\u00e4teen.<\/p>\n<p>T\u00e4yt\u00e4 vesiallas noin puolilleen vedell\u00e4 ja laske valmistettu vene veden pinnalle.<\/p>\n<p>Asettakaa lasikuulat veneeseen yksi kerrallaan varovasti ja kirjatkaa yl\u00f6s, kuinka monennen kuulan kohdalla vene uppoaa.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u8eab\u8fd1\u306a\u6750\u6599\u3067\u5927\u767a\u898b\uff01\u300c\u6d6e\u529b\u300d\u3092\u697d\u3057\u304f\u5b66\u3076\u30a2\u30eb\u30df\u30db\u30a4\u30eb\u30dc\u30fc\u30c8\u5b9f\u9a13\u306e\u3059\u3059\u3081\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/j0BeDHKN5C4?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>Kun kaikki ovat kokeilleet, verratkaa yhdess\u00e4, millainen muoto oli kaikkein eniten kuulia kantaneella veneell\u00e4. Antakaa oppilaiden keskustella havainnoistaan. Veneist\u00e4 syntyy monenlaisia versioita, joten kokeilu on todella hauska!<\/p>\n<p>T\u00e4m\u00e4n kokeen erityisen kiinnostava piirre on se, ett\u00e4 kaikkein eniten kuulia kantava vene on yleens\u00e4 mahdollisimman litte\u00e4 ja sellainen, jossa veden kanssa kosketuksissa oleva pinta-ala on suuri.<\/p>\n<h3>Kelluvuuden salaisuus on \u201dsyrj\u00e4ytetyn veden paino\u201d<\/h3>\n<p>Vene pysyy veden pinnalla, koska veneeseen kohdistuva yl\u00f6sp\u00e4in suuntautuva voima eli noste tasapainottaa veneen ja lasikuulien yhteispainon. Nosteen suuruus puolestaan vastaa sen vesim\u00e4\u00e4r\u00e4n painoa, jonka veden alle painunut osa kappaleesta syrj\u00e4ytt\u00e4\u00e4. Toisin sanoen mit\u00e4 enemm\u00e4n vett\u00e4 vene pystyy syrj\u00e4ytt\u00e4m\u00e4\u00e4n, sit\u00e4 suurempi noste siihen kohdistuu.<\/p>\n<p>Sama ilmi\u00f6 tapahtuu, kun menet kylpyyn ja vesi nousee ammeessa. Kuuluisa tarina siit\u00e4, kuinka Arkhimedes sai oivalluksensa kylvyss\u00e4, liittyy juuri t\u00e4h\u00e4n ajatukseen syrj\u00e4ytetyn veden m\u00e4\u00e4r\u00e4st\u00e4.<\/p>\n<p>Alumiini itsess\u00e4\u00e4n on metallia ja sen tiheys on paljon suurempi kuin veden, joten massiivinen alumiinipala uppoaisi. Kun alumiinifolio kuitenkin levitet\u00e4\u00e4n ohueksi ja muotoillaan kulhon tai veneen kaltaiseksi, sen sis\u00e4\u00e4n syntyy ilmatila. N\u00e4in koko veneen tilavuus kasvaa ja se pystyy syrj\u00e4ytt\u00e4m\u00e4\u00e4n paljon enemm\u00e4n vett\u00e4.<\/p>\n<p>Itse asiassa t\u00e4sm\u00e4lleen sama periaate selitt\u00e4\u00e4 sen, miksi valtava ter\u00e4ksinen \u00f6ljytankkeri voi kellua meress\u00e4. Ter\u00e4s itsess\u00e4\u00e4n uppoaa veteen, mutta kun siit\u00e4 rakennetaan laiva, jonka sisus on ontto, koko aluksen tilavuus kasvaa. Silloin se syrj\u00e4ytt\u00e4\u00e4 suuren m\u00e4\u00e4r\u00e4n vett\u00e4 ja pystyy kellumaan.<\/p>\n<p>Alumiinifoliovene on siis tavallaan k\u00e4mmenen kokoinen \u201dtankkerin pienoismalli\u201d!<\/p>\n<p>Lis\u00e4ksi <b>tasapainolla on suuri merkitys<\/b>. Esikokeiluissa havaitsimme, ett\u00e4 leve\u00e4 ja litte\u00e4 vene toimii paremmin kuin kapea ja pitk\u00e4 vene. T\u00e4m\u00e4 on aivan sama periaate, jota hy\u00f6dynnet\u00e4\u00e4n oikeiden laivojen suunnittelussa. Mit\u00e4 leve\u00e4mpi ja matalampi pohja on ja mit\u00e4 alempana painopiste sijaitsee, sit\u00e4 vaikeampi alusta on kaataa pienell\u00e4kin kallistuksella.<\/p>\n<p>Jos lasikuulat asetetaan keskikohdan sijaan liian l\u00e4helle reunaa, vene menett\u00e4\u00e4 nopeasti tasapainonsa ja uppoaa. Sekin johtuu samasta ilmi\u00f6st\u00e4.<\/p>\n<p>T\u00e4m\u00e4n kokeen avulla oppilaat voivat ymm\u00e4rt\u00e4\u00e4 periaatteen \u201dnoste on verrannollinen veden alle j\u00e4\u00e4v\u00e4n tilavuuden kanssa\u201d paitsi j\u00e4rjell\u00e4 my\u00f6s konkreettisesti itse kokeilemalla.<\/p>\n<p>Kokeilkaa siis t\u00e4t\u00e4 seuraavalla luonnontiedon tunnilla ja p\u00e4\u00e4st\u00e4k\u00e4\u00e4 oppilaiden \u201dMiksi?\u201d-kysymykset valloilleen!<\/p>\n<p style=\"text-align: center;\"><strong>Uusi enn\u00e4tys: per\u00e4ti 65 lasikuulaa! 2025\/09\/01<\/strong><\/p>\n<\/div>\n<p>L\u00e4hdeaineisto<\/p>\n<p>Try Science \u201dAlumiinivene\u201d<\/p>\n<p><a href=\"http:\/\/www.kagakunosaiten.jp\/convention\/pdf\/2019\/062.pdf\">http:\/\/www.kagakunosaiten.jp\/convention\/pdf\/2019\/062.pdf<\/a><\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6pyynn\u00f6t<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4ksi arkea! Sivustolla esitell\u00e4\u00e4n selke\u00e4sti hauskoja kotona teht\u00e4vi\u00e4 tiedekokeita ja vinkkej\u00e4 niiden onnistumiseen. Tutustu ja kokeile erilaisia hakusanoja!<br \/>\n\u30fbTietoa 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\u30fbErilaisista yhteisty\u00f6- ja toimeksiantopyynn\u00f6ist\u00e4 (kirjoittaminen, luennot, tiedekerhot ja -ty\u00f6pajat, TV-ohjelmien tiedeneuvonta, esiintyminen jne.) l\u00f6yd\u00e4t tietoa <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbArtikkelien p\u00e4ivitykset julkaistaan <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> -kanavalla julkaistaan tiedekokeisiin liittyvi\u00e4 videoita!<\/p>\n<h3><span style=\"color: #ff0000;\">NEW\u3000\u5206\u89e3\u554f\u984c\u96c6\u3000\u7406\u79d1<\/span><\/h3>\r\n<ul>\r\n \t<li>\uff17\u6708\uff12\uff11\u65e5\u767a\u58f2\uff01\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><\/li>\r\n<\/ul>\r\n<h3>\uff17\u30fb\uff18\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\">\u590f\u3067\u30d7\u30b7\u30e5\u30c3\u3068\u723d\u3084\u304b\u5b9f\u9a13\uff01<\/p>\r\n<img class=\"alignnone  wp-image-64964 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-30-4.31.58.jpeg\" alt=\"\" width=\"250\" height=\"310\" \/>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=206\">\u5c0f\u578b\u3067\u6301\u3061\u5e30\u308c\u308b\u3088\uff01\u30da\u30c3\u30c8\u30dc\u30c8\u30eb\u30ed\u30b1\u30c3\u30c8\u3092\u4f5c\u308d\u3046\uff01<\/a><\/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>\uff17\u6708\uff13\uff10\u65e5\uff08\u6c34\uff09\u79d1\u5b66\u76e3\u4fee\u300c<a href=\"https:\/\/www.fujitv.co.jp\/onesongfes\/\">TIF presents ONE SONG FES<\/a>\u300d\uff08\u30d5\u30b8\u30c6\u30ec\u30d3\uff09\u00a026:15~27:15<\/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\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 tiedekouluttaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilup\u00e4iv\u00e4. Vain yksi pala alumiinifoliota voi kannatella [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":50763,"comment_status":"closed","ping_status":"open","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-66342","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack-related-posts":[{"id":54293,"url":"https:\/\/phys-edu.net\/wp\/?p=54293&lang=fi","url_meta":{"origin":66342,"position":0},"title":"Pieni universumi petrimaljassa: Koe kahvisokerin avulla diffuusion taika vain 10 minuutissa!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670813\u65e5","format":false,"excerpt":"Tervehdys! Olen tiedevalmentaja Ken Kuwako. Joka p\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\/%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%88-2025-10-13-5.10.26.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/%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%88-2025-10-13-5.10.26.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/%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%88-2025-10-13-5.10.26.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/02\/%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%88-2025-10-13-5.10.26.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":62825,"url":"https:\/\/phys-edu.net\/wp\/?p=62825&lang=fi","url_meta":{"origin":66342,"position":1},"title":"Onko totuus moninainen ennen kannen avausta? Ev\u00e4srasia tieteen lakien opettajana.","author":"\u6851\u5b50 \u7814","date":"2026\u5e744\u670827\u65e5","format":false,"excerpt":"T\u00e4\u00e4ll\u00e4 puhuu tiedevalmentaja Kuwako Ken. Jokainen \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\/07\/9ac0f662de5f7e1315318d4676ca2013.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/07\/9ac0f662de5f7e1315318d4676ca2013.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/07\/9ac0f662de5f7e1315318d4676ca2013.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/07\/9ac0f662de5f7e1315318d4676ca2013.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":56755,"url":"https:\/\/phys-edu.net\/wp\/?p=56755&lang=fi","url_meta":{"origin":66342,"position":2},"title":"Banaani pysyi pystyss\u00e4 ilman liimaa! Kahden hammasharjan luoma kitkan taika","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u67084\u65e5","format":false,"excerpt":"T\u00e4ss\u00e4 tiedevalmentaja Ken Kuwako. Koe joka p\u00e4iv\u00e4! \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%88-2025-12-04-4.42.13.jpg?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%88-2025-12-04-4.42.13.jpg?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%88-2025-12-04-4.42.13.jpg?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%88-2025-12-04-4.42.13.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54258,"url":"https:\/\/phys-edu.net\/wp\/?p=54258&lang=fi","url_meta":{"origin":66342,"position":3},"title":"Viinitislaus: Miten viinist\u00e4 erotellaan sininen liekki ja tieteen taika!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670812\u65e5","format":false,"excerpt":"Olen Kuwako Ken, tiedevalmentaja. 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\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/02\/34bbe0be9900ff312ec7eca88aaeff7b.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":56300,"url":"https:\/\/phys-edu.net\/wp\/?p=56300&lang=fi","url_meta":{"origin":66342,"position":4},"title":"Sytyt\u00e4 ilmaa puristamalla! Koe adiabattisen puristuksen voima Fire Piston -kokeessa","author":"\u6851\u5b50 \u7814","date":"2025\u5e7411\u670824\u65e5","format":false,"excerpt":"Tiedevalmentaja Ken Kuwako t\u00e4ss\u00e4. 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\/2020\/04\/ea6bc2fdf27af4d7094fe214421d9678.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/ea6bc2fdf27af4d7094fe214421d9678.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/ea6bc2fdf27af4d7094fe214421d9678.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/04\/ea6bc2fdf27af4d7094fe214421d9678.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":61427,"url":"https:\/\/phys-edu.net\/wp\/?p=61427&lang=fi","url_meta":{"origin":66342,"position":5},"title":"Tehd\u00e4\u00e4n n\u00e4kym\u00e4tt\u00f6m\u00e4st\u00e4 s\u00e4hk\u00f6st\u00e4 n\u00e4kyv\u00e4\u00e4! Kondensaattorin purkautumiskoe k\u00e4sinlaskulla ja uusilla sensoreilla","author":"\u6851\u5b50 \u7814","date":"2026\u5e743\u670812\u65e5","format":false,"excerpt":"Tervehdys! Olen Ken Kuwako, tiedevalmentajasi. 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