{"id":64480,"date":"2026-06-13T04:30:41","date_gmt":"2026-06-12T19:30:41","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=64480"},"modified":"2026-06-13T04:32:09","modified_gmt":"2026-06-12T19:32:09","slug":"sitruuna-puhkaisee-ilmapallon-limoneeni-ilmapallon-salaisuus-liukenemista-ei-kemiallista-reaktiota","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=64480&lang=fi","title":{"rendered":"Sitruuna puhkaisee ilmapallon?! &#8220;Limoneeni-ilmapallon&#8221; salaisuus \u2014 liukenemista, ei kemiallista reaktiota!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>T\u00e4ss\u00e4 tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on uusi koe.<\/strong><\/span><\/p>\n<p>Pelkk\u00e4 sitruunankuoren painaminen ilmapalloa vasten saa pallon poksahtamaan rikki. Kyseess\u00e4 on hyvin yksinkertainen temppu, mutta kun sen n\u00e4kee omin silmin, sit\u00e4 on vaikea uskoa todeksi. Monelta p\u00e4\u00e4see spontaanisti suusta: &#8220;Miten ihmeess\u00e4?&#8221; Viel\u00e4 yll\u00e4tt\u00e4v\u00e4mp\u00e4\u00e4 on se, ett\u00e4 syy ei ollutkaan kemiallinen reaktio, kuten olin pitk\u00e4\u00e4n kuvitellut.<\/p>\n<p>Irrota sitruunasta pala kuorta ja purista siit\u00e4 nestett\u00e4 ilmapallon pinnalle. Hetken kuluttua pallo r\u00e4j\u00e4ht\u00e4\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64044 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05.jpeg\" alt=\"\" width=\"468\" height=\"411\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05.jpeg 1036w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05-300x264.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05-1024x899.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05-768x675.jpeg 768w\" sizes=\"auto, (max-width: 468px) 100vw, 468px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64045 aligncenter\" 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=\"472\" height=\"406\" srcset=\"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 1076w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.24-300x258.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.24-1024x881.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.24-768x661.jpeg 768w\" sizes=\"auto, (max-width: 472px) 100vw, 472px\" \/><\/p>\n<p>T\u00e4m\u00e4 tunnettu koe tunnetaan nimell\u00e4 <b>limoneeni-ilmapallo<\/b>. Sitruunankuori sis\u00e4lt\u00e4\u00e4 \u00f6ljym\u00e4ist\u00e4 tuoksuainetta nimelt\u00e4 <b>limoneeni (limonene)<\/b>. Se on juuri se aine, joka antaa sitruunalle sen raikkaan ja tunnistettavan tuoksun. Limoneenia k\u00e4ytet\u00e4\u00e4n laajalti my\u00f6s aroma\u00f6ljyiss\u00e4 ja pesuaineiden hajusteissa. Juuri t\u00e4m\u00e4 aine osoittautuu ilmapallon tuhoajaksi. Kuvasin ilmi\u00f6n videolle \u2013 katso itse!<\/p>\n<p><iframe loading=\"lazy\" title=\"\u300c\u30ea\u30e2\u30cd\u30f3\u98a8\u8239\u300d\u306b\u96a0\u3055\u308c\u305f\u6eb6\u89e3\u3068\u7269\u7406\u5909\u5316\u306e\u4e0d\u601d\u8b70\uff08\u5316\u5b66\u5909\u5316\u3067\u306f\u306a\u3044\uff01\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/Lohcg58HL3M?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>Miksi ilmapallo rikkoutuu?<\/h3>\n<p>Ilmapallot valmistetaan yleens\u00e4 <b>luonnonkumista tai synteettisest\u00e4 kumista<\/b>. Kumin joustavuus perustuu pitkiin ketjumaisiin molekyyleihin eli polymeereihin, jotka ovat sotkeutuneet toisiinsa.<\/p>\n<p>Limoneeni on <b>orgaaninen liuotin<\/b>, joka pystyy liuottamaan kumin molekyylirakennetta. Kun sitruunankuoren neste osuu ilmapalloon, limoneeni alkaa l\u00f6ys\u00e4t\u00e4 polymeeriketjujen v\u00e4lisi\u00e4 sidoksia ja sotkeumia. T\u00e4m\u00e4n seurauksena kyseinen kohta heikkenee nopeasti. Koska ilmapallo on valmiiksi kire\u00e4ll\u00e4 ilmanpaineen vuoksi, pienikin heikko kohta riitt\u00e4\u00e4 siihen, ett\u00e4 pallo repe\u00e4\u00e4 v\u00e4litt\u00f6m\u00e4sti.<\/p>\n<p>Katso my\u00f6s seuraavat kuvat. Niist\u00e4 n\u00e4kee hyvin, kuinka ilmapallon pinta ohenee v\u00e4hitellen ennen lopullista rikkoutumista.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64046 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.34.jpeg\" alt=\"\" width=\"476\" height=\"458\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.34.jpeg 632w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.34-300x289.jpeg 300w\" sizes=\"auto, (max-width: 476px) 100vw, 476px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-64047 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.48.jpeg\" alt=\"\" width=\"493\" height=\"479\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.48.jpeg 940w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.48-300x291.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.48-768x745.jpeg 768w\" sizes=\"auto, (max-width: 493px) 100vw, 493px\" \/><\/p>\n<h3>S\u00e4\u00e4nt\u00f6: \u201dsamanlainen liuottaa samanlaista\u201d<\/h3>\n<p>Ilmi\u00f6n taustalla on kemiassa tunnettu periaate nimelt\u00e4 <b>liukoisuuden s\u00e4\u00e4nt\u00f6<\/b>. Sen ajatus on yksinkertainen: aineet, joilla on samankaltaiset ominaisuudet, sekoittuvat ja liukenevat hyvin toisiinsa.<\/p>\n<p>Limoneeni on <b>pooliton orgaaninen yhdiste<\/b>, ja my\u00f6s kumi on <b>pooliton orgaaninen aine<\/b>. Koska niiden ominaisuudet muistuttavat toisiaan, limoneeni pystyy liuottamaan kumia tehokkaasti.<\/p>\n<p>Samasta syyst\u00e4 my\u00f6s bensiini tai kerosiini saa kumisen ilmapallon rikkoutumaan. T\u00e4m\u00e4 on my\u00f6s yksi syy siihen, miksi huoltoasemilla ei yleens\u00e4 suositella tavallisten kumihanskojen k\u00e4ytt\u00f6\u00e4 polttoaineiden k\u00e4sittelyss\u00e4.<\/p>\n<h3>Kyse ei ollut kemiallisesta vaan fysikaalisesta muutoksesta<\/h3>\n<p>Luulin pitk\u00e4\u00e4n, ett\u00e4 kyseess\u00e4 oli kemiallinen reaktio, mutta todellisuudessa n\u00e4in ei ole. Limoneeni vain liuottaa ja l\u00f6ys\u00e4\u00e4 kumin polymeeriketjujen rakennetta \u2013 <b>itse kumimolekyylien kemiallinen rakenne ei muutu.<\/b><\/p>\n<p>Hyv\u00e4 vertaus on lankaker\u00e4: limoneeni ik\u00e4\u00e4n kuin purkaa sotkeutuneen lankaker\u00e4n auki. Aine pysyy samana, mutta sen rakenne muuttuu. Siksi kyseess\u00e4 on <b>fysikaalinen muutos<\/b>.<\/p>\n<p>Tarkemmin tarkasteltuna ilmapallon kumi on valmistusprosessissa k\u00e4sitelty menetelm\u00e4ll\u00e4 nimelt\u00e4 <b>vulkanointi<\/b>. T\u00e4ll\u00f6in polymeeriketjut yhdistet\u00e4\u00e4n toisiinsa rikin avulla verkkorakenteeksi. Limoneeni voi saada t\u00e4m\u00e4n verkoston <b>turpoamaan ja l\u00f6ystym\u00e4\u00e4n<\/b>, mutta se ei katkaise rikkisiltoja kemiallisesti. Rakenteeseen tulee h\u00e4iri\u00f6it\u00e4, mutta kemialliset sidokset s\u00e4ilyv\u00e4t.<\/p>\n<p>T\u00e4m\u00e4 tekee kokeesta erinomaisen esimerkin opetukseen, kun halutaan havainnollistaa, ett\u00e4 <b>my\u00f6s liukeneminen on fysikaalinen muutos<\/b>. Periaate on pohjimmiltaan sama kuin siin\u00e4, kun ruokasuola liukenee veteen: aineen kemiallinen identiteetti ei muutu. Oppilaille voidaan samalla korostaa, ett\u00e4 \u201dliukeneminen\u201d ei tarkoita aineen katoamista, vaan aineiden sekoittumista toisiinsa.<\/p>\n<p>T\u00e4m\u00e4 koe on eritt\u00e4in n\u00e4ytt\u00e4v\u00e4 tapa havainnollistaa <b>orgaanisia liuottimia, polymeerej\u00e4 ja liukoisuutta<\/b>. Sitruunan puristaminen ilmapalloa vasten ja sen v\u00e4lit\u00f6n poksahdus her\u00e4tt\u00e4v\u00e4t l\u00e4hes aina h\u00e4mm\u00e4styst\u00e4. Siksi se toimii erinomaisesti kemian johdantokokeena.<\/p>\n<p>Kokeesta syntyy luonnollisesti kysymys \u201dmiksi n\u00e4in tapahtuu?\u201d, ja siit\u00e4 voidaan siirty\u00e4 keskustelemaan liukoisuudesta sek\u00e4 fysikaalisten ja kemiallisten muutosten eroista. Kyseess\u00e4 on yksinkertainen mutta tarinallinen koe, joka j\u00e4\u00e4 mieleen pitk\u00e4ksi aikaa. Kannattaa kokeilla itse!<\/p>\n<h3>Yhteydenotot ja toimeksiannot<\/h3>\n<p>Tavoitteena on tuoda tieteen ihmeet ja oivallukset l\u00e4hemm\u00e4s arkea! Sivustolta l\u00f6yd\u00e4t helposti ymm\u00e4rrett\u00e4vi\u00e4 ohjeita hauskoihin kotikokeisiin sek\u00e4 vinkkej\u00e4 niiden toteuttamiseen. K\u00e4y tutkimassa lis\u00e4\u00e4 sis\u00e4lt\u00f6\u00e4!<\/p>\n<p>\u30fbTiedeaiheisista artikkeleista on julkaistu my\u00f6s kirja. Lis\u00e4tietoja <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\u30fbErilaiset toimeksiannot (kirjoittaminen, luennot, tiedety\u00f6pajat, TV-asiantuntijateht\u00e4v\u00e4t ja esiintymiset) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbUusimmat artikkelip\u00e4ivitykset l\u00f6ytyv\u00e4t my\u00f6s <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 ideakanava<\/a> julkaisee jatkuvasti uusia kokeisiin liittyvi\u00e4 videoita!<\/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\u00e4ss\u00e4 tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on uusi koe. Pelkk\u00e4 sitruunankuoren painaminen ilmapalloa vas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":64044,"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-64480","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\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-01-4.45.05.jpeg","jetpack-related-posts":[{"id":62133,"url":"https:\/\/phys-edu.net\/wp\/?p=62133&lang=fi","url_meta":{"origin":64480,"position":0},"title":"Hetkellinen ihme! Tartu vesipallon sis\u00e4\u00e4n k\u00e4tkeytyv\u00e4\u00e4n \u201chitauslakiin\u201d!","author":"\u6851\u5b50 \u7814","date":"2026\u5e744\u67086\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\/2019\/10\/%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%88-2026-04-06-4.40.41.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/10\/%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%88-2026-04-06-4.40.41.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/10\/%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%88-2026-04-06-4.40.41.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/10\/%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%88-2026-04-06-4.40.41.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54249,"url":"https:\/\/phys-edu.net\/wp\/?p=54249&lang=fi","url_meta":{"origin":64480,"position":1},"title":"Lent\u00e4v\u00e4 perhonen! Staattisen s\u00e4hk\u00f6n taika kotona","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670812\u65e5","format":false,"excerpt":"Olen Kuwako Ken, tiedetreenaaja. Joka p\u00e4iv\u00e4 on koe\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\/9288ae82a41dcc1b493ea206aa83a6a9.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/9288ae82a41dcc1b493ea206aa83a6a9.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/9288ae82a41dcc1b493ea206aa83a6a9.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":54566,"url":"https:\/\/phys-edu.net\/wp\/?p=54566&lang=fi","url_meta":{"origin":64480,"position":2},"title":"Ei taikuutta! Tiede paljastaa, miksi ilmapallo voi taivuttaa vett\u00e4 (Staattisen s\u00e4hk\u00f6n koe)","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670818\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. 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\/37368528cb7a1c21ee65dac98d309c4d.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/37368528cb7a1c21ee65dac98d309c4d.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/37368528cb7a1c21ee65dac98d309c4d.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":60913,"url":"https:\/\/phys-edu.net\/wp\/?p=60913&lang=fi","url_meta":{"origin":64480,"position":3},"title":"Mit\u00e4 kultalehtielektroskoopin sis\u00e4ll\u00e4 oikein tapahtuu? Katso varauksen liike animaationa! (Koe staattisen s\u00e4hk\u00f6n ihme)","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u670827\u65e5","format":false,"excerpt":"Hei! 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J\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\/2024\/09\/fa7b885e076c9ccb993af50f0c06fe6b.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/09\/fa7b885e076c9ccb993af50f0c06fe6b.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/09\/fa7b885e076c9ccb993af50f0c06fe6b.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/09\/fa7b885e076c9ccb993af50f0c06fe6b.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":53600,"url":"https:\/\/phys-edu.net\/wp\/?p=53600&lang=fi","url_meta":{"origin":64480,"position":4},"title":"Tiedetaikaa Kotiin: Staattinen S\u00e4hk\u00f6 Her\u00e4tt\u00e4\u00e4 T\u00f6lkin El\u00e4m\u00e4\u00e4n!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u67082\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. 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Hiero ja liimaa se kehoon \u2013 kokeile staattista s\u00e4hk\u00f6\u00e4!","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670815\u65e5","format":false,"excerpt":"Olen tiedevalmentaja Ken Kuwako. Joka p\u00e4iv\u00e4 on koe\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\/01\/fc98512941756e65c7091aa3c017a031.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/01\/fc98512941756e65c7091aa3c017a031.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/01\/fc98512941756e65c7091aa3c017a031.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/01\/fc98512941756e65c7091aa3c017a031.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64480","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=64480"}],"version-history":[{"count":2,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64480\/revisions"}],"predecessor-version":[{"id":64487,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64480\/revisions\/64487"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/64044"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=64480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=64480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=64480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}