{"id":60530,"date":"2026-02-14T05:42:42","date_gmt":"2026-02-13T20:42:42","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=60530"},"modified":"2026-02-14T05:42:42","modified_gmt":"2026-02-13T20:42:42","slug":"miksi-ambulanssin-aani-muuttuu-tutki-doppler-ilmiota-scratchilla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=60530&lang=fi","title":{"rendered":"Miksi ambulanssin \u00e4\u00e4ni muuttuu? Tutki Doppler-ilmi\u00f6t\u00e4 Scratchilla!"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Hei, olen Ken Kuwako, tiedevalmentajasi. Jokainen p\u00e4iv\u00e4 on uusi koe!<\/strong><\/span><\/p>\n<p>Oletko koskaan k\u00e4vellyt kadulla, kun ohi kiit\u00e4v\u00e4n ambulanssin sireenin \u00e4\u00e4ni tuntuu laskevan dramaattisesti juuri sill\u00e4 hetkell\u00e4, kun se ohittaa sinut?<\/p>\n<p>T\u00e4m\u00e4 kiehtova ilmi\u00f6 tunnetaan nimell\u00e4 <b>Doppler-ilmi\u00f6<\/b>. Monet ovat kuulleet nimen, mutta sen tarkka toimintaperiaate saattaa olla h\u00e4m\u00e4r\u00e4n peitossa. Kyse on todella dynaamisesta ilmi\u00f6st\u00e4, jossa \u00e4\u00e4nen perusyksik\u00f6t eli &#8220;aallot&#8221; puristuvat kokoon tai venyv\u00e4t riippuen siit\u00e4, miten \u00e4\u00e4nil\u00e4hde tai me itse liikumme.<\/p>\n<p>T\u00e4ss\u00e4 postauksessa esittelen simulaattoreita ja materiaaleja, joiden avulla voit kokea Doppler-ilmi\u00f6n kaikilla aisteillasi ja ymm\u00e4rt\u00e4\u00e4 sen intuitiivisesti. Jos haluat tehd\u00e4 omia kokeita k\u00e4yt\u00e4nn\u00f6ss\u00e4, kannattaa tutustua my\u00f6s t\u00e4h\u00e4n artikkeliin:<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"Gue46j214G\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=22847\">\u6551\u6025\u8eca\u306e\u30b5\u30a4\u30ec\u30f3\u304c\u5909\u308f\u308b\u77ac\u9593\u3092\u518d\u73fe\uff01\u30b9\u30de\u30db\u3067\u697d\u3057\u3080\u9a5a\u304d\u306e\u79d1\u5b66\u5b9f\u9a13\uff08\u30c9\u30c3\u30d7\u30e9\u30fc\u52b9\u679c\uff09<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8221;\u6551\u6025\u8eca\u306e\u30b5\u30a4\u30ec\u30f3\u304c\u5909\u308f\u308b\u77ac\u9593\u3092\u518d\u73fe\uff01\u30b9\u30de\u30db\u3067\u697d\u3057\u3080\u9a5a\u304d\u306e\u79d1\u5b66\u5b9f\u9a13\uff08\u30c9\u30c3\u30d7\u30e9\u30fc\u52b9\u679c\uff09&#8221; &#8212; \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=22847&#038;embed=true#?secret=w267NW1wWR#?secret=Gue46j214G\" data-secret=\"Gue46j214G\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Koe ilmi\u00f6 arjessa! Tasoristeyksen \u00e4\u00e4ni junasta k\u00e4sin<\/h3>\n<p>Doppler-ilmi\u00f6 on l\u00e4sn\u00e4 jokap\u00e4iv\u00e4isess\u00e4 el\u00e4m\u00e4ss\u00e4mme. Esimerkiksi junassa matkustaminen tai ohi kiit\u00e4v\u00e4n junan tarkkailu ulkopuolelta tarjoaa loistavan tilaisuuden havainnointiin. Katso ensin t\u00e4m\u00e4 video. Siin\u00e4 on tallennettu tasoristeyksen varoitus\u00e4\u00e4ni sek\u00e4 junan ulkopuolelta ett\u00e4 sis\u00e4lt\u00e4 kuultuna. Huomaat varmasti, kuinka selv\u00e4sti \u00e4\u00e4nenkorkeus muuttuu Doppler-ilmi\u00f6n vaikutuksesta.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u8e0f\u5207\u97f3\u3068\u30c9\u30c3\u30d7\u30e9\u30fc\u52b9\u679c\uff08\u96fb\u8eca\u306b\u4e57\u3063\u3066\u805e\u3044\u3066\u307f\u305f\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/q9fWzDpsfSw?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>Mit\u00e4 aalloille tapahtuu, kun \u00e4\u00e4nil\u00e4hde liikkuu? Visualisointi avuksi<\/h3>\n<p>Miksi Doppler-ilmi\u00f6 oikein tapahtuu? Selvitt\u00e4\u00e4ksemme t\u00e4m\u00e4n mysteerin, loin opetusmateriaalia <b>Scratch-ohjelmointialustalla<\/b>. Tarkastellaan ensin tilannetta, jossa itse \u00e4\u00e4nil\u00e4hde liikkuu. Katsotaan lintuperspektiivist\u00e4, kuinka ambulanssi l\u00e4hett\u00e4\u00e4 \u00e4\u00e4niaaltoja ajaessaan. Voit kokeilla simulaatiota itse alla olevasta linkist\u00e4 tai upotetusta ikkunasta.<\/p>\n<p>Voit kokeilla sit\u00e4 <a href=\"https:\/\/scratch.mit.edu\/projects\/212941825\/\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"\/\/scratch.mit.edu\/projects\/embed\/212941825\/?autostart=false\" width=\"485\" height=\"402\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" data-mce-fragment=\"1\"><\/iframe><\/p>\n<p><iframe loading=\"lazy\" title=\"\u30c9\u30c3\u30d7\u30e9\u30fc\u52b9\u679c\u304c\u3088\u304f\u308f\u304b\u308b\u30a4\u30f3\u30bf\u30e9\u6559\u6750[\u79d1\u5b66\u306e\u30cd\u30bf\u5e33] Doppler effect\" width=\"1140\" height=\"855\" src=\"https:\/\/www.youtube.com\/embed\/ops5QOlARcA?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>Jos \u00e4\u00e4nil\u00e4hde pysyy paikallaan, aallonpituus on sama sek\u00e4 edess\u00e4 ett\u00e4 takana.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-31350 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/a6e142837a9b3696ab2d7c7dbc277fcd.png\" alt=\"\" width=\"603\" height=\"450\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/a6e142837a9b3696ab2d7c7dbc277fcd.png 956w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/a6e142837a9b3696ab2d7c7dbc277fcd-300x224.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/a6e142837a9b3696ab2d7c7dbc277fcd-768x574.png 768w\" sizes=\"auto, (max-width: 603px) 100vw, 603px\" \/><\/p>\n<p>Mutta mit\u00e4 tapahtuu, kun \u00e4\u00e4nil\u00e4hde liikkuu vasemmalle? Koska \u00e4\u00e4nil\u00e4hde ik\u00e4\u00e4n kuin &#8220;ajaa takaa&#8221; omia aaltojaan, kulkusuunnassa aallot puristuvat kasaan ja lyhenev\u00e4t. Toisella puolella taas \u00e4\u00e4nil\u00e4hde et\u00e4\u00e4ntyy aalloista, jolloin ne venyv\u00e4t pidemmiksi.<\/p>\n<p>Kun aalto lyhenee, kuulemme <b>korkeamman \u00e4\u00e4nen<\/b>, ja kun se venyy, \u00e4\u00e4ni kuulostaa <b>matalammalta<\/b>. Siksi ambulanssin \u00e4\u00e4ni madaltuu sen ohittaessa meid\u00e4t.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-31348 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/05f9c1793c2388dd320ac8e931f644bc.png\" alt=\"\" width=\"481\" height=\"360\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/05f9c1793c2388dd320ac8e931f644bc.png 958w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/05f9c1793c2388dd320ac8e931f644bc-300x224.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/05f9c1793c2388dd320ac8e931f644bc-768x574.png 768w\" sizes=\"auto, (max-width: 481px) 100vw, 481px\" \/><\/p>\n<p>Kun taas katsot liikett\u00e4 oikealle, n\u00e4et kuinka aallonpituus lyhenee ja \u00e4\u00e4ni muuttuu korkeammaksi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-31349 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/36689c8fde861561b13fa7a9d6aa2c47.png\" alt=\"\" width=\"562\" height=\"424\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/36689c8fde861561b13fa7a9d6aa2c47.png 954w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/36689c8fde861561b13fa7a9d6aa2c47-300x226.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/04\/36689c8fde861561b13fa7a9d6aa2c47-768x580.png 768w\" sizes=\"auto, (max-width: 562px) 100vw, 562px\" \/><\/p>\n<p>Ilmi\u00f6, jota on vaikea selitt\u00e4\u00e4 vain sanoin tai kuvin, muuttuu helposti ymm\u00e4rrett\u00e4v\u00e4ksi heti, kun sen n\u00e4kee animaationa.<\/p>\n<h3>Mit\u00e4 jos sin\u00e4 liikut? Doppler-ilmi\u00f6 havaitsijan n\u00e4k\u00f6kulmasta<\/h3>\n<p>Toinen hieman monimutkaisempi tilanne on se, kun <b>havaitsija liikkuu<\/b>. T\u00e4ss\u00e4 tapauksessa ilmassa kulkevien \u00e4\u00e4niaaltojen pituus ei itse asiassa muutu lainkaan. Miksi \u00e4\u00e4ni sitten silti muuttuu?<\/p>\n<p>Vastaus piilee siin\u00e4, kuinka monta aaltoa vastaanotamme sekunnissa. T\u00e4m\u00e4n selitt\u00e4miseksi loin simulaattorin havaitsijan n\u00e4k\u00f6kulmasta. Kokeile ihmeess\u00e4!<\/p>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"\/\/scratch.mit.edu\/projects\/embed\/213291649\/?autostart=false\" width=\"485\" height=\"402\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>Voit katsoa simulaation my\u00f6s YouTubesta:<\/p>\n<p><iframe loading=\"lazy\" title=\"\u89b3\u6e2c\u8005\u304c\u52d5\u304f\u5834\u5408\u306e\u30c9\u30c3\u30d7\u30e9\u30fc\u52b9\u679c\u306e\u30a4\u30f3\u30bf\u30e9\u6559\u6750 Doppler effect\" width=\"1140\" height=\"855\" src=\"https:\/\/www.youtube.com\/embed\/wh6TKiFhTRE?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-31338 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/c01bfeaeb06bd1332b1701022a1224ca.png\" alt=\"\" width=\"595\" height=\"443\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/c01bfeaeb06bd1332b1701022a1224ca.png 964w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/c01bfeaeb06bd1332b1701022a1224ca-300x223.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/c01bfeaeb06bd1332b1701022a1224ca-768x572.png 768w\" sizes=\"auto, (max-width: 595px) 100vw, 595px\" \/><\/p>\n<p>Oletetaan, ett\u00e4 kun havaitsija seisoo paikallaan, h\u00e4n vastaanottaa viisi \u00e4\u00e4niaaltoa tietyss\u00e4 ajassa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-31339 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png\" alt=\"\" width=\"596\" height=\"446\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png 964w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471-300x225.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471-768x575.png 768w\" sizes=\"auto, (max-width: 596px) 100vw, 596px\" \/><\/p>\n<p>Mutta jos havaitsija liikkuu kohti \u00e4\u00e4nt\u00e4, h\u00e4n &#8220;poimii&#8221; vastaantulevia aaltoja nopeammin ja vastaanottaa samassa ajassa vaikkapa kahdeksan aaltoa. Suurempi m\u00e4\u00e4r\u00e4 aaltoja tarkoittaa suurempaa taajuutta \u2013 eli <b>\u00e4\u00e4ni kuulostaa korkeammalta<\/b>.<\/p>\n<p>T\u00e4m\u00e4 on v\u00e4h\u00e4n kuin meress\u00e4: jos seisot paikallasi, aallot osuvat sinuun tietyll\u00e4 v\u00e4lill\u00e4, mutta jos l\u00e4hdet uimaan kohti aaltoja, ne iskeytyv\u00e4t vartaloosi paljon tihe\u00e4mmin.<\/p>\n<h3>Hy\u00f6dynn\u00e4 opetuksessa tai itseopiskelussa!<\/h3>\n<p>T\u00e4m\u00e4 materiaali on suunniteltu erityisesti opettajille helpottamaan ilmi\u00f6n selitt\u00e4mist\u00e4 luokassa. Nopeusasetuksia on helppo vaihtaa: paikallaan, liike oikealle tai liike vasemmalle. Fysiikka saattaa tuntua vaikealta, jos sit\u00e4 tarkastelee vain kaavojen kautta, mutta t\u00e4llaisten visuaalisten ty\u00f6kalujen avulla monimutkainenkin asia muuttuu &#8220;heureka!&#8221;-el\u00e4mykseksi.<\/p>\n<h3>Ota yhteytt\u00e4<\/h3>\n<p>Tehd\u00e4\u00e4n tieteen ihmeist\u00e4 ja hauskuudesta osa arkea! Blogistani l\u00f6yd\u00e4t vinkkej\u00e4 ja ohjeita helppoihin tiedekokeisiin, joita voit kokeilla kotona.<br \/>\n\u30fbTiedeblogini parhaat palat on koottu kirjaksi. Lue lis\u00e4\u00e4 <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a> (japaniksi).<br \/>\n\u30fbLis\u00e4tietoa kirjoittajasta (Ken Kuwako) l\u00f6ytyy <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n\u30fbYhteisty\u00f6pyynn\u00f6t (artikkelit, luennot, tiedepajat, TV-konsultointi jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4m\u00e4n linkin kautta<\/a>.<br \/>\n<span class=\"s2\">\u30fbSeuraa uusimpia p\u00e4ivityksi\u00e4 <a href=\"https:\/\/x.com\/kuwako\">X-palvelussa (ent. Twitter)<\/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\">Tiedevinkkien YouTube-kanava<\/a> tarjoaa kokeita videomuodossa!<\/p>\n<h3>\uff13\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<ul>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=44853\">\u62bc\u3057\u82b1\u3092\u4f5c\u308d\u3046\uff01<\/a>\uff1a\u6885\u3084\u685c\u306e\u82b1\u306e\u62bc\u3057\u82b1\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u7279\u5225\u306a\u30b1\u30fc\u30b9\u306b\u5165\u308c\u308b\u3068\u3001\u9577\u304f\u4fdd\u5b58\u3067\u304d\u3066\u3001\u3057\u304a\u308a\u306b\u3082\u306a\u308a\u307e\u3059\u3002<\/li>\r\n<\/ul>\r\n<p><a href=\"https:\/\/phys-edu.net\/wp\/?p=44853\"><img class=\"alignnone wp-image-45250 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/6f7f8f2c6502a509617154ad6401e859.jpg\" alt=\"\" width=\"291\" height=\"302\" \/><\/a><\/p>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u30fb\u79d1\u5b66\u76e3\u4fee\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>\u300c<a href=\"https:\/\/phys-edu.net\/wp\/?p=59767\">\u6708\u66dc\u304b\u3089\u591c\u66f4\u304b\u3057<\/a>\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09\u306b\u3066\u79d1\u5b66\u76e3\u4fee\u30fb\u51fa\u6f14\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=60859\">2\u670827\u65e5\u653e\u9001\u4e88\u5b9a\u300c\u30c1\u30b3\u3061\u3083\u3093\u306b\u53f1\u3089\u308c\u308b\u300d\uff08NHK\uff09\u306e\u79d1\u5b66\u76e3\u4fee\u3057\u307e\u3057\u305f<\/a>\u3002<\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>1\/27 <a href=\"https:\/\/phys-edu.net\/wp\/?p=59153\">\u300e\u898b\u3048\u306a\u3044\u529b\u3068\u904a\u307c\u3046\uff01\u96fb\u6c17\u30fb\u78c1\u77f3\u30fb\u71b1\u306e\u5b9f\u9a13\u300f\uff08\u5de5\u5b66\u793e\uff09\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f<\/a>\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=58878\">\u30b5\u30af\u30bb\u30b915 \uff12\u6708\u53f7<\/a>\u306b\u3066\u300c\u6d78\u900f\u5727\u300d\u306b\u95a2\u3059\u308b\u79d1\u5b66\u8a18\u4e8b\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f\u3002<\/li>\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 <a href=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg\"><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\" \/><\/a> <\/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 <a href=\"https:\/\/amzn.to\/4aNldWh\"><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\" \/><\/a><\/li>\r\n<\/ul>\r\n<h3><span style=\"font-size: medium;\"><b>\u8b1b\u5e2b\u30fb\u30b7\u30e7\u30fc\u30fb\u305d\u306e\u4ed6\u304a\u77e5\u3089\u305b<\/b><\/span><\/h3>\r\n<ul>\r\n<li>3\/20\uff08\u91d1\uff09\u3000\u65e5\u672c\u7406\u79d1\u6559\u80b2\u5b66\u4f1a\u30aa\u30f3\u30e9\u30a4\u30f3\u5168\u56fd\u5927\u4f1a2026\u300c<a href=\"https:\/\/phys-edu.net\/wp\/?p=60439\">\u6163\u6027\u306e\u6cd5\u5247\u306e\u6982\u5ff5\u5f62\u6210\u3092\u76ee\u6307\u3057\u305f\u63a2\u7a76\u7684\u306a\u5b66\u3073\u306e\u5b9f\u8df5\u300d\u306b\u3064\u3044\u3066\u767a\u8868<\/a>\u3057\u307e\u3059\u3002B\u4f1a\u5834 \u7b2c\uff13\u30bb\u30c3\u30b7\u30e7\u30f3\uff1a \u5b66\u7fd2\u6307\u5c0e\u30fb\u6559\u6750\uff08\u4e2d\u5b66\u6821\uff09\u2462\u300011:20-12:20<\/li>\r\n<li>7\/18\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<li>10\/10\uff08\u571f\uff09\u3000\u79d8\u5bc6\u5175\u5668\u300c\u5e2f\u96fb\u30ac\u30f3\u300d\u304c\u70b8\u88c2\uff01\u30d3\u30ea\u30d3\u30ea\uff01\u30c9\u30ad\u30c9\u30ad\uff01\u9759\u96fb\u6c17\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\uff20\u5343\u8449\u5e02\u79d1\u5b66\u30d5\u30a7\u30b9\u30bf\uff08\u5348\u5f8c\u4e88\u5b9a\uff09<\/li>\r\n<li><span style=\"text-align: center;\">\u5404\u7a2eSNS\u3000<\/span><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><span style=\"text-align: center;\">\uff0f<\/span><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><\/li>\r\n<\/ul>\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","protected":false},"excerpt":{"rendered":"<p>Hei, olen Ken Kuwako, tiedevalmentajasi. Jokainen p\u00e4iv\u00e4 on uusi koe! Oletko koskaan k\u00e4vellyt kadulla, kun ohi  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":31339,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[1630],"tags":[],"class_list":["post-60530","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\/2018\/03\/6a3e2b2c16fee7da7160ac9ef7b23471.png","jetpack-related-posts":[{"id":59879,"url":"https:\/\/phys-edu.net\/wp\/?p=59879&lang=fi","url_meta":{"origin":60530,"position":0},"title":"Hetki, jolloin ambulanssin sireenin \u00e4\u00e4ni muuttuu! \u00c4lypuhelimella koettava h\u00e4mm\u00e4stytt\u00e4v\u00e4 tiedekoe (Doppler-ilmi\u00f6)","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u67082\u65e5","format":false,"excerpt":"Tervehdys! Olen Ken Kuwako, tiedevalmentajasi. Min\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\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-02-4.45.46.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-02-4.45.46.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-02-4.45.46.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/02\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-02-02-4.45.46.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":52302,"url":"https:\/\/phys-edu.net\/wp\/?p=52302&lang=fi","url_meta":{"origin":60530,"position":1},"title":"Ei asennusta! Toimii my\u00f6s koulun tietokoneilla \u2013 t\u00e4ydellinen \u00e4\u00e4nikokeisiin: CR-WEB (Narika)","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670815\u65e5","format":false,"excerpt":"Hei, olen tiedeohjaaja Ken Kuwako. 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\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/07\/ec6f976fed447ff8a387d17d13ab39c6-scaled.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":58081,"url":"https:\/\/phys-edu.net\/wp\/?p=58081&lang=fi","url_meta":{"origin":60530,"position":2},"title":"Meiji-kauden malleista huippuluokan sovelluksiin! Aaltojen todellinen luonne selvi\u00e4\u00e4 mehil\u00e4isten tanssin avulla (Poikittaisaalto, pitkitt\u00e4isaalto, superpositio)","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670831\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedevalmentajasi. 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