{"id":56059,"date":"2025-11-18T04:47:55","date_gmt":"2025-11-17T19:47:55","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=56059"},"modified":"2025-11-18T04:47:55","modified_gmt":"2025-11-17T19:47:55","slug":"miksi-kissat-selviavat-korkeista-pudotuksista-hidastus-paljastaa-niiden-superlaskeutumisen-fysiikan","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=56059&lang=fi","title":{"rendered":"Miksi kissat selvi\u00e4v\u00e4t korkeista pudotuksista? Hidastus paljastaa niiden \u201csuperlaskeutumisen\u201d fysiikan!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilu.<\/strong><\/span><\/p>\n<p>Miksi kissa pystyy laskeutumaan niin sulavasti, vaikka hypp\u00e4isi kuinka korkealta? Ik\u00e4\u00e4n kuin ne eiv\u00e4t tuntisi painovoimaa lainkaan. Britannian BBC selvitti t\u00e4m\u00e4n salaisuuden <b>superslow-motion-kameran<\/b> avulla. Kameran paljasti h\u00e4mm\u00e4stytt\u00e4v\u00e4\u00e4 &#8220;fysiikkaa&#8221;, joka on t\u00e4ysin erilaista kuin &#8220;tavallinen&#8221; hyppy, jonka yleens\u00e4 n\u00e4emme.<\/p>\n<p>Katso ehdottomasti t\u00e4m\u00e4 video. Se n\u00e4ytt\u00e4\u00e4 yhdell\u00e4 silm\u00e4yksell\u00e4, kuinka mestarillisia kissat ovat laskeutujina.<\/p>\n<p><iframe loading=\"lazy\" title=\"How do cats always land on their feet? - Life in the Air: Episode 1 Preview - BBC\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/sepYP_knGWc?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 size-full wp-image-24823 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c.jpg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.33\" width=\"638\" height=\"359\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c-300x169.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c-320x180.jpg 320w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-24824 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.45\" width=\"638\" height=\"358\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-320x180.jpg 320w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-24825 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2.jpg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.58\" width=\"640\" height=\"358\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2.jpg 640w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2-320x180.jpg 320w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p>Mit\u00e4 pidit? Aika huikeaa, eik\u00f6? L\u00f6ysin t\u00e4m\u00e4n artikkelin Lifehackerin tekstist\u00e4: &#8220;<a href=\"http:\/\/www.lifehacker.jp\/2016\/04\/160424cat_jump1.html\">Syy siihen, miksi kissa laskeutuu aina jaloilleen, vaikka putoaisi korkealta<\/a>&#8220;.<\/p>\n<p>Videolta n\u00e4kee, kuinka taitavasti kissa k\u00e4ytt\u00e4\u00e4 vartaloaan <b>&#8220;vaimentamaan iskun&#8221;<\/b> laskeutuessaan. Mutta mit\u00e4 &#8220;iskun vaimentaminen&#8221; oikein tarkoittaa fysiikan n\u00e4k\u00f6kulmasta?<\/p>\n<p>T\u00e4n\u00e4\u00e4n pureudutaan t\u00e4h\u00e4n kissan supertekniikkaan <b>lukion fysiikan<\/b> k\u00e4sitteiden, &#8220;liikem\u00e4\u00e4r\u00e4n&#8221; ja &#8220;impulssin&#8221;, kautta!<\/p>\n<h3>Lukion fysiikalla selitys kissan &#8220;superlaskeutumiselle&#8221;!<\/h3>\n<p>Fysiikassa liikkuvan esineen &#8220;vauhti&#8221; ilmaistaan termill\u00e4 <b>&#8220;liikem\u00e4\u00e4r\u00e4&#8221;<\/b>. Se m\u00e4\u00e4r\u00e4ytyy kaavalla <b>&#8220;massa \u00d7 nopeus&#8221;<\/b>. Korkealta putoavalla kissalla on juuri ennen maahan osumistaan suuri &#8220;liikem\u00e4\u00e4r\u00e4&#8221;.<\/p>\n<p>Laskeutuminen tarkoittaa sit\u00e4, ett\u00e4 t\u00e4m\u00e4 &#8220;liikem\u00e4\u00e4r\u00e4&#8221; muutetaan hetkess\u00e4 &#8220;nollaksi&#8221;.<\/p>\n<p>Esineen pys\u00e4ytt\u00e4miseen (eli liikem\u00e4\u00e4r\u00e4n muuttamiseen) tarvitaan ilmi\u00f6t\u00e4 nimelt\u00e4 <b>&#8220;impulssi&#8221;<\/b>. &#8220;Impulssi&#8221; lasketaan kaavalla <b>&#8220;voima \u00d7 aika&#8221;<\/b>.<\/p>\n<p>Jos merkit\u00e4\u00e4n F:ll\u00e4 voimaa, jonka kissa saa maasta, ja t:ll\u00e4 aikaa, jonka sen jalat ovat kosketuksessa maahan, saadaan seuraava yhteys:<\/p>\n<p style=\"text-align: center;\">mv\u3000\u2212\u3000Ft = 0<\/p>\n<p style=\"text-align: left;\">(Alkuper\u00e4inen liikem\u00e4\u00e4r\u00e4) \u2212 (Impulssi) = (Loppuliikem\u00e4\u00e4r\u00e4. Nolla, koska kissa pys\u00e4htyi)<\/p>\n<p>Kun t\u00e4m\u00e4 muunnetaan, saadaan:<\/p>\n<p style=\"text-align: center;\"><b>Ft = mv<\/b><\/p>\n<p style=\"text-align: center;\">(Impulssi = Alkuper\u00e4inen liikem\u00e4\u00e4r\u00e4)<\/p>\n<p>T\u00e4m\u00e4 on se kaikkein t\u00e4rkein seikka. &#8220;Liikem\u00e4\u00e4r\u00e4\u00e4 (mv)&#8221;, jonka kissan on muutettava turvallista laskeutumista varten, ei voi muuttaa, koska se on jo m\u00e4\u00e4r\u00e4ytynyt putoamiskorkeuden mukaan. Mit\u00e4 tapahtuu, jos kissa laskeutuukin <b>kolahduksella!<\/b> eli l\u00e4hes v\u00e4litt\u00f6m\u00e4sti (jolloin aika <b>t<\/b> olisi todella pieni)? Koska &#8220;Ft = (vakio liikem\u00e4\u00e4r\u00e4)&#8221;, pieni <b>t<\/b> tarkoittaa, ett\u00e4 jalkoihin kohdistuva voima <b>F<\/b> kasvaa aivan valtavaksi. T\u00e4m\u00e4 on se &#8220;isku&#8221;, joka voi johtaa pahoihin vammoihin, kuten luunmurtumiin.<\/p>\n<h3>Kissan nerokas tekniikka: ajan ostaminen<\/h3>\n<p>Mit\u00e4 kissa siis tekee? Katsotaanpa hidastuskuvaa uudelleen. Kissa l\u00e4hestyy maata tassut suorina.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-24823 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c.jpg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.33\" width=\"638\" height=\"359\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c-300x169.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/9c8f28bb07a1e2554651ba7cdcf7041c-320x180.jpg 320w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/p>\n<p>Juju piilee siin\u00e4, ett\u00e4 se ei pid\u00e4 jalkojaan koukussa alusta alkaen. Sitten, juuri siit\u00e4 <b>hetkest\u00e4 l\u00e4htien<\/b>, kun tassut osuvat maahan, se alkaa hitaasti taivuttaa niveli\u00e4\u00e4n syv\u00e4lle, kuin haitari.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-24824 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.45\" width=\"638\" height=\"358\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-320x180.jpg 320w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-24824 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4.jpg 638w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/d60d6b2a1c8fd7cbffe687aed2facfe4-320x180.jpg 320w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.45\" width=\"638\" height=\"358\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-24825 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2.jpg\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2.jpg 640w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/04\/eb36ae6d387dcd0eaf665e698f0fd0d2-320x180.jpg 320w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2016-04-25 5.30.58\" width=\"640\" height=\"358\" \/><\/p>\n<p>T\u00e4m\u00e4 <b>&#8220;vartalon hidas painuminen laskeutumisen j\u00e4lkeen&#8221;<\/b> on fysiikan n\u00e4k\u00f6kulmasta eritt\u00e4in fiksu liike.<\/p>\n<p>T\u00e4m\u00e4 tekniikka on tarkoitettu pident\u00e4m\u00e4\u00e4n aikaa <b>t<\/b> mahdollisimman paljon, kunnes liikem\u00e4\u00e4r\u00e4 on nolla. Muista kaava &#8220;Ft = (vakio liikem\u00e4\u00e4r\u00e4)&#8221;. Kissa siis kasvattaa notkealla vartalollaan laskeutumisaikaa <b>t:t\u00e4<\/b> ja pienent\u00e4\u00e4 n\u00e4in jalkoihin kohdistuvaa voimaa <b>F:\u00e4\u00e4<\/b> (jota ammattitermein kutsutaan <b>tukivoimaksi<\/b>). Juuri t\u00e4ss\u00e4 piilee &#8220;iskun vaimentamisen&#8221; todellinen luonne.<\/p>\n<h3>&#8220;Impulssin&#8221; hallintaa arjessa<\/h3>\n<p>T\u00e4t\u00e4 samaa tekniikkaa k\u00e4ytet\u00e4\u00e4n itse asiassa l\u00e4hell\u00e4mme joka p\u00e4iv\u00e4.<\/p>\n<p>Esimerkiksi <b>kendamassa<\/b> (japanilainen kuppi- ja pallopeli). Kun otat pallon kiinni kupilla, lasketko kehoasi sujuvasti alas polvia k\u00e4ytt\u00e4en sill\u00e4 hetkell\u00e4, kun pallo osuu kuppiin? Se on my\u00f6s liike, jolla pidennet\u00e4\u00e4n pallon pys\u00e4htymisaikaa <b>t:t\u00e4<\/b>, pienennet\u00e4\u00e4n kupin palloon kohdistamaa voimaa <b>F:\u00e4\u00e4<\/b> ja estet\u00e4\u00e4n pallon kimpoaminen. Jos taas otat pallon vastaan j\u00e4yk\u00e4ll\u00e4 polviasennolla, pallo pomppaa pois.<\/p>\n<p>Kissa suorittaa t\u00e4m\u00e4n &#8220;impulssin hallinnan&#8221; t\u00e4ydellisesti luontaisen vartalonsa ja vaistojensa avulla. On uskomatonta, kuinka tavallinen kissan hyppy onkaan t\u00e4ynn\u00e4 n\u00e4in hienostunutta tekniikkaa, kun sit\u00e4 tarkastelee fysiikan silmin!<\/p>\n<h3>Yhteydenotot ja toimeksiannot<\/h3>\n<p>Tuodaan tieteen ihmeet ja hauskuus l\u00e4helle! Olen koonnut helppotajuisesti hauskoja tiedekokeita, joita voit tehd\u00e4 kotona, sek\u00e4 niihin liittyvi\u00e4 vinkkej\u00e4. Tutustu vapaasti sis\u00e4lt\u00f6\u00f6n! \u30fb&#8221;Tieteen Ideakirjan&#8221; sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\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 toimeksiannot (kirjoittaminen, luennot, kokeelliset ty\u00f6pajat, TV-konsultointi, esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a> <span class=\"s2\">\u30fbArtikkelip\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>Kokeellisia videoita julkaistaan <a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tieteen Ideakanavalla<\/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 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> \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>Olen tiedevalmentaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilu. Miksi kissa pystyy laskeutumaan niin sulavasti, va [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":24823,"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-56059","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\/04\/9c8f28bb07a1e2554651ba7cdcf7041c.jpg","jetpack-related-posts":[{"id":57353,"url":"https:\/\/phys-edu.net\/wp\/?p=57353&lang=fi","url_meta":{"origin":56059,"position":0},"title":"Keitti\u00f6tiedett\u00e4 ja taikaa! Kun sekoitin muuttuu taikasauvaksi \u2013 yl\u00f6s ja alas vaihtavan linssin salaisuus","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670815\u65e5","format":false,"excerpt":"T\u00e4ss\u00e4 Ken Kuwako, tiedekouluttajanne. Kokeiluja jo\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\/02\/992ab5ab3389b666f429ded284abb2c3.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":53334,"url":"https:\/\/phys-edu.net\/wp\/?p=53334&lang=fi","url_meta":{"origin":56059,"position":1},"title":"Kiviskanneri: N\u00e4in tunnistat katukiven salaisuudet ja kiven &#8220;veljekset&#8221; halpiskuppia k\u00e4ytt\u00e4en!","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670828\u65e5","format":false,"excerpt":"Ken Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on kokeilu\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\/09\/%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%88-2025-09-27-10.11.25.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/%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%88-2025-09-27-10.11.25.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/%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%88-2025-09-27-10.11.25.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/%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%88-2025-09-27-10.11.25.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":59799,"url":"https:\/\/phys-edu.net\/wp\/?p=59799&lang=fi","url_meta":{"origin":56059,"position":2},"title":"Pieni isku, ja vesi j\u00e4\u00e4tyy hetkess\u00e4! Ylij\u00e4\u00e4htymisen yll\u00e4tt\u00e4v\u00e4 salaisuus","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u67081\u65e5","format":false,"excerpt":"Tervehdys! T\u00e4\u00e4ll\u00e4 tiedevalmentaja Ken Kuwako. Minu\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\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/08\/531662106aef23a3584e33bbea27e6f7.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":60530,"url":"https:\/\/phys-edu.net\/wp\/?p=60530&lang=fi","url_meta":{"origin":56059,"position":3},"title":"Miksi ambulanssin \u00e4\u00e4ni muuttuu? Tutki Doppler-ilmi\u00f6t\u00e4 Scratchilla!","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u670814\u65e5","format":false,"excerpt":"Hei, olen Ken Kuwako, tiedevalmentajasi. 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\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54079,"url":"https:\/\/phys-edu.net\/wp\/?p=54079&lang=fi","url_meta":{"origin":56059,"position":4},"title":"Taikapussi, joka pullistuu kuumassa vedess\u00e4: N\u00e4in etanoli haastaa kiehumispisteen!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u67089\u65e5","format":false,"excerpt":"T\u00e4\u00e4ll\u00e4 Ken Kuwako, tiedekouluttajasi. Joka 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\/2023\/01\/09f3e7b4906e8b1eb720e085aafeee1c.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/09f3e7b4906e8b1eb720e085aafeee1c.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/09f3e7b4906e8b1eb720e085aafeee1c.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/09f3e7b4906e8b1eb720e085aafeee1c.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":58626,"url":"https:\/\/phys-edu.net\/wp\/?p=58626&lang=fi","url_meta":{"origin":56059,"position":5},"title":"Keitti\u00f6 on laboratorio! Vedyn sidokset paljastavat veden ja \u00f6ljyn oudon draaman","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u67089\u65e5","format":false,"excerpt":"Olen tiedevalmentaja Ken Kuwako. 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