{"id":57353,"date":"2025-12-15T04:53:02","date_gmt":"2025-12-14T19:53:02","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=57353"},"modified":"2025-12-15T04:53:02","modified_gmt":"2025-12-14T19:53:02","slug":"keittiotiedetta-ja-taikaa-kun-sekoitin-muuttuu-taikasauvaksi-ylos-ja-alas-vaihtavan-linssin-salaisuus","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=57353&lang=fi","title":{"rendered":"Keitti\u00f6tiedett\u00e4 ja taikaa! Kun sekoitin muuttuu taikasauvaksi \u2013 yl\u00f6s ja alas vaihtavan linssin salaisuus"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\">T\u00e4ss\u00e4 Ken Kuwako, tiedekouluttajanne. Kokeiluja joka p\u00e4iv\u00e4lle.<\/span><\/p>\n<p class=\"p1\">Onko keitti\u00f6si kaapeissa tai ty\u00f6p\u00f6yt\u00e4si kulmalla lojumassa lasisia sekoitustikkuja tai l\u00e4pin\u00e4kyvi\u00e4 kyni\u00e4? Ne, jotka n\u00e4ytt\u00e4v\u00e4t vain tavallisilta kapuloilta, saattavat itse asiassa olla taikasauvoja, jotka voivat k\u00e4\u00e4nt\u00e4\u00e4 maailmankuvasi p\u00e4\u00e4laelleen. Koulussa linssien toimintaa opetellessa otamme usein esimerkiksi kameran rakenteen. Mutta el\u00e4m\u00e4\u00e4mme paljon l\u00e4hemp\u00e4n\u00e4 olevat linssit piileskelev\u00e4t sateen j\u00e4lkeen lehden pinnalla kuin jalokivet kimaltelevissa t\u00e4ydellisiss\u00e4 vesipisaroissa tai festarimyyjilt\u00e4 l\u00f6ydetyiss\u00e4 lasikuulissa.<\/p>\n<p class=\"p1\">Kun katsot lehte\u00e4 pisaran l\u00e4pi, sen suonet levi\u00e4v\u00e4t dynaamisesti, ja lasikuulan l\u00e4pi oma sormenj\u00e4lkesi n\u00e4ytt\u00e4\u00e4 valtavalta labyrintilta. Juuri t\u00e4llaiset &#8220;arkip\u00e4iv\u00e4n oivallukset&#8221; ovat portti tieteeseen. Kun puhun oppilaille, tarkat kameran piirustukset eiv\u00e4t saa heit\u00e4 innostumaan yht\u00e4 paljon kuin omakohtainen kokemus: &#8220;Sormenj\u00e4lkeni suureni vesipisaran avulla!&#8221; He raportoivat takaisin silm\u00e4t loistaen: &#8220;Opettaja, n\u00e4in sen!&#8221;<\/p>\n<p class=\"p1\">T\u00e4n\u00e4\u00e4n sukellamme tutkimaan sit\u00e4 mystist\u00e4 linssivoimaa, joka piilee aivan tavallisessa lasitangossa (tai lasisessa sekoitustikussa), sellaisessa jota l\u00f6ytyy koulun kemianluokasta tai vaikka omasta keitti\u00f6st\u00e4si.<\/p>\n<h3>Tieteen resepti: Kokeilu maailman k\u00e4\u00e4nt\u00e4miseksi yl\u00f6salaisin<\/h3>\n<p class=\"p1\">Tarvitset: Lasitangon (tai l\u00e4pin\u00e4kyv\u00e4n, sylinterim\u00e4isen sekoitustikun), sek\u00e4 tekstin, joka on tulostettu yl\u00f6salaisin<\/p>\n<h3>Kokeen toteutus ja yll\u00e4tt\u00e4v\u00e4 lopputulos<\/h3>\n<p class=\"p1\">Valmistele ensin kuvassa n\u00e4kyv\u00e4t nuolet ja merkit, ja aseta lasitanko niiden p\u00e4\u00e4lle. Koet ilmi\u00f6n, joka on hieman erilainen kuin tavallisten linssien tapauksessa \u2013 se on mielenkiintoinen!<\/p>\n<p class=\"p1\" style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-26819\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/4f36a9200dc9573678f8acc46651ef86-1.jpg\" alt=\"\" width=\"315\" height=\"147\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/4f36a9200dc9573678f8acc46651ef86-1.jpg 537w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/4f36a9200dc9573678f8acc46651ef86-1-300x140.jpg 300w\" sizes=\"auto, (max-width: 315px) 100vw, 315px\" \/><\/p>\n<p class=\"p1\">Aseta ensin lasitanko vaakasuoraan nelj\u00e4\u00e4n eri suuntaan osoittavien nuolten p\u00e4\u00e4lle. Mit\u00e4 n\u00e4et?<\/p>\n<p class=\"p1\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-26810 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/c463b22471fb506061ce1d816a8526b1.jpg\" alt=\"\" width=\"480\" height=\"229\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/c463b22471fb506061ce1d816a8526b1.jpg 480w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/c463b22471fb506061ce1d816a8526b1-300x143.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/p>\n<p class=\"p1\">Katsokaa tarkkaan. Alun perin &#8220;yl\u00f6s, alas, oikealle, vasemmalle&#8221; osoittavista nuolista, mitk\u00e4 muuttivat suuntaa? Aivan oikein: alas, yl\u00f6s, oikealle, vasemmalle. Vain pystysuunnat, yl\u00f6s ja alas, vaihtuivat kesken\u00e4\u00e4n. Vaakasuunnat pysyiv\u00e4t samoina! T\u00e4m\u00e4 on sylinterim\u00e4isen linssin temppu.<\/p>\n<p class=\"p1\">Seuraavaksi kokeillaan lasitankoa &#8220;oudon tekstin&#8221; p\u00e4\u00e4ll\u00e4, jota ei ensi silm\u00e4yksell\u00e4 saa selv\u00e4\u00e4.<\/p>\n<p class=\"p1\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-26811 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/992ab5ab3389b666f429ded284abb2c3.jpg\" alt=\"\" width=\"461\" height=\"241\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/992ab5ab3389b666f429ded284abb2c3.jpg 461w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/992ab5ab3389b666f429ded284abb2c3-300x157.jpg 300w\" sizes=\"auto, (max-width: 461px) 100vw, 461px\" \/><\/p>\n<p class=\"p1\" style=\"text-align: center;\">Mit\u00e4 kirjaimille tapahtuu?<\/p>\n<p class=\"p1\">Ihmeellist\u00e4 kyll\u00e4, hajanaisilta n\u00e4ytt\u00e4neet viivat yhtyiv\u00e4t ja muodostivat selke\u00e4sti luettavia kirjaimia. Teksti, joka oli alun perin kirjoitettu &#8220;yl\u00f6salaisin&#8221;, k\u00e4\u00e4ntyi lasitangon linssiefektin ansiosta j\u00e4lleen ja n\u00e4ytt\u00e4ytyi meille oikeana. T\u00e4ss\u00e4 ei ole kyse pelk\u00e4st\u00e4 k\u00e4\u00e4nt\u00e4misest\u00e4, vaan yl\u00f6s- ja alas-suuntien vaihdosta, mik\u00e4 eroaa peilikirjoituksesta. T\u00e4ss\u00e4 on j\u00e4nnityst\u00e4, kuin ratkaisisi visuaalisen taikatempun.<\/p>\n<h3>Polttopisteen luoma suurennustaika<\/h3>\n<p class=\"p1\">T\u00e4st\u00e4 eteenp\u00e4in kokeilu muuttuu viel\u00e4 mielenkiintoisemmaksi. Kun lasitanko painetaan tiukasti kiinni paperiin, n\u00e4kym\u00e4 muuttuu t\u00e4ysin.<\/p>\n<p class=\"p1\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-26814 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/17f610b11e2d21f39422d4311e66b98f-1.jpg\" alt=\"\" width=\"510\" height=\"239\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/17f610b11e2d21f39422d4311e66b98f-1.jpg 510w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/02\/17f610b11e2d21f39422d4311e66b98f-1-300x141.jpg 300w\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" \/><\/p>\n<p class=\"p1\">Kuvasta muutos on ehk\u00e4 vaikea hahmottaa, joten suosittelen ehdottomasti katsomaan videon n\u00e4hd\u00e4ksenne, kuinka sulava t\u00e4m\u00e4 muutos on.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30ac\u30e9\u30b9\u68d2\u3068\u51f8\u30ec\u30f3\u30ba\uff08\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/ivywMpx7uak?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 class=\"p1\">Ymm\u00e4rsittek\u00f6? Kun lasitanko tuodaan l\u00e4helle paperia, teksti ei k\u00e4\u00e4nnyk\u00e4\u00e4n yl\u00f6salaisin, vaan se n\u00e4kyy ainoastaan suurena. T\u00e4m\u00e4 johtuu siit\u00e4, ett\u00e4 teksti on asettunut lasitangon polttopisteen (kohta, johon valo ker\u00e4\u00e4ntyy) sis\u00e4puolelle. T\u00e4ll\u00f6in silm\u00e4mme n\u00e4kev\u00e4t todellisen kuvan sijaan valekuvan, aivan kuten suurennuslasin kanssa.<\/p>\n<p class=\"p1\">Eik\u00f6 olekin hienoa, ett\u00e4 aivan tavallisella lasitangolla voi kokea valon taittumisen ja polttopisteen mekaniikan n\u00e4in dynaamisesti? Kun pys\u00e4hdyt miettim\u00e4\u00e4n &#8220;miksi?&#8221; ja kokeilet asiaa itse, tapasi n\u00e4hd\u00e4 maailma muuttuu pikkuhiljaa. Tartu siis keitti\u00f6si sekoitustikkuun ja yrit\u00e4 tulkita salainen viesti! K\u00e4\u00e4nnetyn tekstin luominen on muuten helppoa: kirjoita vain teksti Windowsin &#8220;Paint&#8221;-ohjelmassa (tai vastaavassa) ja k\u00e4yt\u00e4 &#8220;K\u00e4\u00e4nn\u00e4 pystysuunnassa&#8221; -toimintoa.<\/p>\n<h3>Tiedustelut ja yhteisty\u00f6pyynn\u00f6t<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4ksi arkeasi! Olen koonnut selke\u00e4sti ohjeita ja vinkkej\u00e4 hauskoihin kotona toteutettaviin tiedekokeisiin. Kannattaa etsi\u00e4 ja kokeilla! \u30fbTiedejuttuja-blogi on julkaistu kirjana. Lue lis\u00e4\u00e4 <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4st\u00e4<\/a> \u30fbTietoa yll\u00e4pit\u00e4j\u00e4 Ken Kuwakosta <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a> \u30fbErilaiset pyynn\u00f6t (kirjoittaminen, luennot, tiedekerhot, TV-konsultointi, esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a> <span class=\"s2\">\u30fbArtikkelien p\u00e4ivitykset <a href=\"https:\/\/x.com\/kuwako\">julkaistaan 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\">Tiedejuttuja-kanavalla<\/a> julkaistaan kokeiluvideoita!<\/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 Ken Kuwako, tiedekouluttajanne. Kokeiluja joka p\u00e4iv\u00e4lle. Onko keitti\u00f6si kaapeissa tai ty\u00f6p\u00f6yt\u00e4si kulmall [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":26811,"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-57353","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\/2017\/02\/992ab5ab3389b666f429ded284abb2c3.jpg","jetpack-related-posts":[{"id":57961,"url":"https:\/\/phys-edu.net\/wp\/?p=57961&lang=fi","url_meta":{"origin":57353,"position":0},"title":"Tiedett\u00e4 kotona! Valoa kiert\u00e4m\u00e4ll\u00e4 syntyy v\u00e4rej\u00e4? Teippi muuttuu taikamaaliksi \u2014 rakenna polarisaatiokaleidoskooppi","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670828\u65e5","format":false,"excerpt":"Hei, olen tiedevalmentaja Ken Kuwako. Minulle joka\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\/10\/0fb44cfc278b2c42fbd26873066923ef.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":53644,"url":"https:\/\/phys-edu.net\/wp\/?p=53644&lang=fi","url_meta":{"origin":57353,"position":1},"title":"Valon salaisuus paljastuu: Tee oma spektri-naamiosi ja n\u00e4e sateenkaari kaikkialla!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u67082\u65e5","format":false,"excerpt":"Olen Kuwako Ken, tiedekouluttajanne. Joka p\u00e4iv\u00e4 on\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2025-10-02-5.09.20.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":55854,"url":"https:\/\/phys-edu.net\/wp\/?p=55854&lang=fi","url_meta":{"origin":57353,"position":2},"title":"Pyydyst\u00e4 valon taittuminen! 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Jokainen p\u00e4iv\u00e4 on k\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\/06\/e6d88b8ba4709477e240017b28f76a34.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/e6d88b8ba4709477e240017b28f76a34.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/e6d88b8ba4709477e240017b28f76a34.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/e6d88b8ba4709477e240017b28f76a34.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":62295,"url":"https:\/\/phys-edu.net\/wp\/?p=62295&lang=fi","url_meta":{"origin":57353,"position":3},"title":"Sukella mikroskoopin pieneen universumiin! 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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":"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-01-30 21.02.11","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2014\/01\/20d7ef28c6cfe82391d850c34d96c8b21.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/57353","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=57353"}],"version-history":[{"count":0,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/57353\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/26811"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=57353"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=57353"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=57353"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}