{"id":61639,"date":"2026-03-19T04:55:19","date_gmt":"2026-03-18T19:55:19","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=61639"},"modified":"2026-03-19T04:55:19","modified_gmt":"2026-03-18T19:55:19","slug":"matkustaako-kolikko-avaruudessa-pyorivan-kerayslaatikon-katketty-kiihtyvyyden-salaisuus-kulmaliikemaaran-sailyminen-ja-gravitaatiokentta","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=61639&lang=fi","title":{"rendered":"Matkustaako kolikko avaruudessa? Py\u00f6riv\u00e4n ker\u00e4yslaatikon k\u00e4tketty \u201ckiihtyvyyden\u201d salaisuus (kulmaliikem\u00e4\u00e4r\u00e4n s\u00e4ilyminen ja gravitaatiokentt\u00e4)"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Moi! T\u00e4\u00e4ll\u00e4 Ken Kuwako, tiedevalmentajasi. Jokainen p\u00e4iv\u00e4 on kokeilu.<\/strong><\/span><\/p>\n<p>Lapseni p\u00e4iv\u00e4kodissa oli aivan mahtava ja salaper\u00e4inen \u201dpy\u00f6riv\u00e4 ker\u00e4yslipas\u201d. P\u00e4\u00e4tin hetken mielijohteesta pudottaa sinne kolikon, ja se olikin paljon mielenkiintoisempaa kuin osasin odottaa! Katso ensin t\u00e4m\u00e4 video:<\/p>\n<p><iframe loading=\"lazy\" title=\"\u306a\u304b\u306a\u304b\u843d\u3061\u306a\u3044\u304f\u308b\u304f\u308b\u30b3\u30a4\u30f3\u52df\u91d1\u7bb1\u3067\u3001\u91cd\u529b\u5834\u3092\u30a4\u30e1\u30fc\u30b8\u3057\u3066\u307f\u3088\u3046\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/BiESO3HQ_RE?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>Tanssivat kolikot? Kiihtyv\u00e4n py\u00f6rimisen salaisuus<\/h3>\n<p>Kun kolikko pudotetaan sis\u00e4\u00e4n, se alkaa kiert\u00e4\u00e4 laajaa ympyr\u00e4\u00e4 hitaasti. Mutta huomaatko, mit\u00e4 tapahtuu, kun se l\u00e4hestyy keskustaa? Radan s\u00e4de pienenee jatkuvasti, ja samalla py\u00f6rimisvauhti kiihtyy huimaa vauhtia. Lopulta kolikko imeytyy aukkoon hurjalla nopeudella \u2013 t\u00e4t\u00e4 n\u00e4ky\u00e4 ei v\u00e4sy katsomaan!<\/p>\n<p>T\u00e4m\u00e4 on fysiikan kielell\u00e4 ilmi\u00f6 nimelt\u00e4 \u201dkulmaliemim\u00e4\u00e4r\u00e4n s\u00e4ilymislaki\u201d k\u00e4yt\u00e4nn\u00f6ss\u00e4 n\u00e4htyn\u00e4. Oletko koskaan huomannut taitoluistelijan py\u00f6riv\u00e4n nopeammin, kun h\u00e4n vet\u00e4\u00e4 lev\u00e4ll\u00e4\u00e4n olevat k\u00e4tens\u00e4 l\u00e4helle vartaloaan? T\u00e4ss\u00e4 ker\u00e4yslippaassa tapahtuu t\u00e4sm\u00e4lleen sama asia.<\/p>\n<h3>Avaruuden pienoismalli ker\u00e4yslippaassa<\/h3>\n<p>Kun vierailin kerran oppilaideni kanssa Shibuyan planetaariossa, siell\u00e4 oli t\u00e4sm\u00e4lleen samalla periaatteella toimiva laite. Kyseess\u00e4 ei ole vain s\u00e4\u00e4st\u00f6lipas, vaan malli, joka simuloi \u201dyleist\u00e4 painovoimakentt\u00e4\u00e4\u201d.<\/p>\n<p>Katso t\u00e4m\u00e4 video. Keskell\u00e4 oleva punainen pallo edustaa Aurinkoa.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u4f5c\u308a\u305f\u3044\uff01\u30b3\u30a4\u30f3\u3068\u5742\u9053\u3092\u4f7f\u3063\u305f\u4e07\u6709\u5f15\u529b\u306e\u30e2\u30c7\u30eb\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/b1XK1JvjSeU?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><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-23610 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9894204b1a862794ade8b9c7c40603bb.jpg\" alt=\"Screenshot\" width=\"723\" height=\"366\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9894204b1a862794ade8b9c7c40603bb.jpg 792w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9894204b1a862794ade8b9c7c40603bb-300x152.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9894204b1a862794ade8b9c7c40603bb-768x389.jpg 768w\" sizes=\"auto, (max-width: 723px) 100vw, 723px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-23611 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9b69793a6deafd44a1b89560a637d6ee.jpg\" alt=\"Screenshot\" width=\"724\" height=\"390\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9b69793a6deafd44a1b89560a637d6ee.jpg 724w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/01\/9b69793a6deafd44a1b89560a637d6ee-300x162.jpg 300w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/p>\n<p>Kiitos t\u00e4ydellisesti muotoillun kaltevuuden, pallo ei putoa suoraan keskelle, vaan kiert\u00e4\u00e4 kauniilla ympyr\u00e4radalla. Kaltevuus on suunniteltu noudattamaan Newtonin keksim\u00e4\u00e4 gravitaatiolakia (voima, joka on k\u00e4\u00e4nt\u00e4en verrannollinen et\u00e4isyyden neli\u00f6\u00f6n). Toisin sanoen: kun kolikko py\u00f6rii t\u00e4ss\u00e4 lippaassa, se matkii maapalloa ja muita planeettoja, jotka kiert\u00e4v\u00e4t Aurinkoa omilla radoillaan.<\/p>\n<h3>Avaruuden lait kotisohvalla<\/h3>\n<p>Vastaavia laitteita l\u00f6ytyy usein tiedekeskuksista, kuten Tsukuba Expo Centerist\u00e4.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u4e07\u6709\u5f15\u529b\u306b\u3088\u308b\u7a7a\u9593\u3086\u304c\u307f\u306e\u53ef\u8996\u5316\u3068\u6955\u5186\u904b\u52d5\u3010\u3064\u304f\u3070\u30a8\u30ad\u30b9\u30dd\u30bb\u30f3\u30bf\u30fc\u3011\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/76Vyih4huJc?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 style=\"text-align: left;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-33007 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/6.png\" alt=\"\" width=\"496\" height=\"388\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/6.png 496w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/6-300x235.png 300w\" sizes=\"auto, (max-width: 496px) 100vw, 496px\" \/><\/p>\n<p>Ehk\u00e4 ajattelet: \u201dT\u00e4m\u00e4 on niin siisti\u00e4, haluan kokeilla t\u00e4t\u00e4 kotona!\u201d Tutkin asiaa, ja Amazonista l\u00f6ytyykin kotik\u00e4ytt\u00f6\u00f6n sopivia miniversioita.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-61630 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-03-19-4.48.38.jpeg\" alt=\"\" width=\"307\" height=\"296\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-03-19-4.48.38.jpeg 550w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-03-19-4.48.38-300x289.jpeg 300w\" sizes=\"auto, (max-width: 307px) 100vw, 307px\" \/><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/amzn.to\/3vDKKBk\">Vortex Bank TY-0380<\/a><\/p>\n<p>T\u00e4m\u00e4 maksaa vain noin parikymppi\u00e4, eli se on hyvinkin edullinen. Olohuoneeseen sijoitettuna se voi olla lapselle hauska portti tieteen maailmaan. Ja koska kolikkoja tekee mieli pudotella kerta toisensa j\u00e4lkeen, saattaa s\u00e4\u00e4st\u00f6possu t\u00e4ytty\u00e4 kuin varkain \u2013 melko mukava sivuvaikutus, eik\u00f6?<\/p>\n<p><iframe loading=\"lazy\" title=\"VORTEX BANK \u304f\u308b\u304f\u308b\u56de\u8ee2\u8caf\u91d1\u7bb1\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/i1yf4ftpmeA?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>Aivan tavallisessa ker\u00e4yslippaassa voi piill\u00e4 koko maailmankaikkeuden suuri laki. Kun maailmaa katsoo t\u00e4st\u00e4 n\u00e4k\u00f6kulmasta, arkiset asiat alkavat n\u00e4ytt\u00e4\u00e4 hieman erilaisilta.<\/p>\n<h3>Yhteydenotot ja tiedustelut<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4s arkea! Olen koonnut vinkkej\u00e4 ja hauskoja kotikokeita helposti ymm\u00e4rrett\u00e4v\u00e4ss\u00e4 muodossa. Tervetuloa tutustumaan!<br \/>\n\u30fbTiedeblogini on nyt my\u00f6s kirjana. Lue lis\u00e4\u00e4 <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n\u30fbLis\u00e4tietoja minusta (Ken Kuwako) l\u00f6yd\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n\u30fbTy\u00f6pyynn\u00f6t (kirjoittaminen, luennot, tiedepajat, TV-konsultointi jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n<span class=\"s2\">\u30fbSeuraa p\u00e4ivityksi\u00e4 <a href=\"https:\/\/x.com\/kuwako\">X-palvelussa<\/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\">Tiedevideot YouTube-kanavallani!<\/a><\/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>Moi! T\u00e4\u00e4ll\u00e4 Ken Kuwako, tiedevalmentajasi. Jokainen p\u00e4iv\u00e4 on kokeilu. Lapseni p\u00e4iv\u00e4kodissa oli aivan mahtava j [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":23610,"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-61639","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\/2016\/01\/9894204b1a862794ade8b9c7c40603bb.jpg","jetpack-related-posts":[{"id":56456,"url":"https:\/\/phys-edu.net\/wp\/?p=56456&lang=fi","url_meta":{"origin":61639,"position":0},"title":"Katosiko kolikko silm\u00e4nr\u00e4p\u00e4yksess\u00e4? Koe inertian laki hauskalla kolikkotempulla!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7411\u670828\u65e5","format":false,"excerpt":"Min\u00e4 olen Ken Kuwako, tiedekouluttaja. Jokainen p\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\/2022\/07\/ff6b1a210b291bac4cbb7b37bcbf3788.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/07\/ff6b1a210b291bac4cbb7b37bcbf3788.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/07\/ff6b1a210b291bac4cbb7b37bcbf3788.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/07\/ff6b1a210b291bac4cbb7b37bcbf3788.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":60822,"url":"https:\/\/phys-edu.net\/wp\/?p=60822&lang=fi","url_meta":{"origin":61639,"position":1},"title":"Kolikko, joka ei tule ulos ravistamalla\u2014fysiikan avulla esiin silm\u00e4nr\u00e4p\u00e4yksess\u00e4! Coin Escape -pulma","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u670824\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedevalmentajasi. Jokainen 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\/2018\/09\/80143de7b3dd6d333dc025caa03f110c.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":58160,"url":"https:\/\/phys-edu.net\/wp\/?p=58160&lang=fi","url_meta":{"origin":61639,"position":2},"title":"Kolikko kaatuu koskematta ja alumiinifolio leijuu ilmassa!? Koe py\u00f6rrevirrat kotona! (Faradayn p\u00f6yt\u00e4)","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u67081\u65e5","format":false,"excerpt":"Olen tiedevalmentaja Ken Kuwako. 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Miten nopeus ja massa synnytt\u00e4v\u00e4t energiaa \u2014 Opas liike-energian ja ty\u00f6n kokeisiin","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670829\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. 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