{"id":56566,"date":"2025-12-01T05:17:48","date_gmt":"2025-11-30T20:17:48","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=56566"},"modified":"2025-12-01T05:17:48","modified_gmt":"2025-11-30T20:17:48","slug":"wild-mini-4wdn-salaisuus-miksi-raskaampi-voittaa-koydenvedossa-fysiikkaa-leikin-varjolla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=56566&lang=fi","title":{"rendered":"Wild Mini 4WD:n salaisuus: Miksi raskaampi voittaa k\u00f6ydenvedossa? Fysiikkaa leikin varjolla."},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Kenkichi Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on koe.<\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-27276 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/03\/3d171c7207a2168dddfb064eb3b34528.jpg\" alt=\"\" width=\"414\" height=\"334\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/03\/3d171c7207a2168dddfb064eb3b34528.jpg 414w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2017\/03\/3d171c7207a2168dddfb064eb3b34528-300x242.jpg 300w\" sizes=\"auto, (max-width: 414px) 100vw, 414px\" \/><\/p>\n<h1>Tiedekokeet Wild Mini 4WD -autojen avulla<\/h1>\n<p>Tied\u00e4ttek\u00f6 Tamiya &#8220;Wild Mini 4WD&#8221; -autot? Tavalliset Mini 4WD:t ovat nopeita ja virtaviivaisia koneita, jotka kilpailevat nopeudesta, mutta Wild Mini 4WD:ss\u00e4 on kaksi tai kolme kertaa suuremmat, rosoiset renkaat ja runko, ja se ylitt\u00e4\u00e4 esteet kevyesti. Niill\u00e4 on todellakin &#8220;maastoajoneuvojen kuninkaan&#8221; ulkon\u00e4k\u00f6.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-23554 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/dadf1d024fdc5f8fbf546922c9ef939f.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2015-12-29 18.14.08\" width=\"490\" height=\"278\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/dadf1d024fdc5f8fbf546922c9ef939f.png 490w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/dadf1d024fdc5f8fbf546922c9ef939f-300x170.png 300w\" sizes=\"auto, (max-width: 490px) 100vw, 490px\" \/><\/p>\n<p>Kun niill\u00e4 ajaa ulkona, ero tavallisiin Mini 4WD:ihin n\u00e4kyy selv\u00e4sti. Kun katselin t\u00e4t\u00e4 Wild Mini 4WD:t\u00e4, huomasin jotain. Sen suuret, kumilla p\u00e4\u00e4llystetyt renkaat ovat sis\u00e4lt\u00e4 ontot ja ne muotoutuvat tarttumaan maahan, jolloin kitkavoima kasvaa. Toisin sanoen niiden pito on eritt\u00e4in vahva.<\/p>\n<p>&#8220;T\u00e4t\u00e4 saattaisi voida k\u00e4ytt\u00e4\u00e4 kitkavoimakokeissa!&#8221;<\/p>\n<p>Ostin kaksi autoa sill\u00e4 ajatuksella ja kokeilin niill\u00e4 kaikenlaista. Huomasin, ett\u00e4 niill\u00e4 voi tehd\u00e4 eritt\u00e4in mielenkiintoisia kokeita, jotka tekev\u00e4t fysiikan lait n\u00e4kyviksi. T\u00e4n\u00e4\u00e4n esittelen &#8220;Tieteen reseptin&#8221; Wild Mini 4WD -autojen avulla.<\/p>\n<h3>Tieteen resepti<\/h3>\n<h3>Tavoite:<\/h3>\n<p>Asetetaan kaksi Wild Mini 4WD -autoa vastakkain ja j\u00e4rjestet\u00e4\u00e4n niille &#8220;k\u00f6ydenveto&#8221;. Tavoitteena on selvitt\u00e4\u00e4, kumpi auto voittaa, kun muutamme kitkavoimaan vaikuttavia tekij\u00f6it\u00e4: kitkakerrointa (pinnan karheus) ja normaalivoimaa (paino).<\/p>\n<h3>Tarvikkeet:<\/h3>\n<p>Wild Mini 4WD (2 kpl), lankaa (esim. leijalankaa), painoja (k\u00e4y esim. mandariinit), r\u00e4ttej\u00e4, hiomapaperia, alusta (esim. muovilevy).<\/p>\n<h3>Menetelm\u00e4:<\/h3>\n<p>\u2460 Kokoa kaksi Wild Mini 4WD -autoa. <strong>\u3010T\u00e4rke\u00e4 huomio\u3011<\/strong> J\u00e4rjest\u00e4 t\u00e4ss\u00e4 vaiheessa paristokoteloon johdot siten, ett\u00e4 auto toimii yhdell\u00e4 paristolla (1,5 V). Jos k\u00e4yt\u00e4t alkuper\u00e4ist\u00e4 kahta paristoa (3 V), moottorin v\u00e4\u00e4nt\u00f6momentti (py\u00f6rimisvoima) on liian suuri, jolloin auto nousee pystyyn ja kaatuu heti k\u00f6ydenvedon alkaessa, eik\u00e4 koe onnistu.<\/p>\n<p>\u2461 Sido kahden Wild Mini 4WD:n per\u00e4t yhteen leijalangalla.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-23552 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/3af28172a2bee4e8cfd91ec9fca43662.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2015-12-29 18.13.52\" width=\"582\" height=\"180\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/3af28172a2bee4e8cfd91ec9fca43662.png 504w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/3af28172a2bee4e8cfd91ec9fca43662-300x93.png 300w\" sizes=\"auto, (max-width: 582px) 100vw, 582px\" \/><\/p>\n<p>\u2462 Laita molempien autojen kytkimet p\u00e4\u00e4lle samanaikaisesti ja anna niiden vet\u00e4\u00e4 k\u00f6ytt\u00e4. Jos olosuhteet ovat samat, ne pysyv\u00e4t tasapainossa py\u00f6rien vain tyhj\u00e4\u00e4. (Itse asiassa t\u00e4m\u00e4kin saa oppilaat jo huutamaan &#8220;Vau!&#8221;)<\/p>\n<p>\u2463 Aseta t\u00e4ss\u00e4 tilassa toisen auton alle &#8220;r\u00e4tti\u00e4&#8221;, &#8220;hiomapaperia&#8221; tai &#8220;alusta&#8221; (muovilevy) ja muuta pinnan olotilaa ja tarkkaile, kumpi autoista liikkuu.<\/p>\n<p>\u2464 Laita toisen Mini 4WD:n p\u00e4\u00e4lle &#8220;paino&#8221; (esim. mandariini) ja muuta painoa ja tarkkaile, mit\u00e4 tapahtuu.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-23553\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/d0667fde65d4de09f63b1e3369dbf638.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2015-12-29 18.14.01\" width=\"510\" height=\"154\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/d0667fde65d4de09f63b1e3369dbf638.png 510w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/d0667fde65d4de09f63b1e3369dbf638-300x91.png 300w\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" \/><\/p>\n<p style=\"text-align: center;\">Esimerkiksi, kun p\u00e4\u00e4lle laitetaan mandariini&#8230;<\/p>\n<h3>Tulokset:<\/h3>\n<p>Koe tuottaa intuitiivisesti mielenkiintoisia tuloksia. Liukkaalla alustalla (muovilevy) renkaat luistavat ja auto h\u00e4vi\u00e4\u00e4, mutta r\u00e4tin tai hiomapaperin p\u00e4\u00e4ll\u00e4 se saa pitoa ja voittaa. Lis\u00e4ksi on selv\u00e4\u00e4, ett\u00e4 auto, jonka p\u00e4\u00e4lle on asetettu paino (mandariini), on selv\u00e4sti vahvempi k\u00f6ydenvedossa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-23558 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/ea3c8ce0a72d19617e534ea0a2cfaee4.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2015-12-29 18.38.59\" width=\"499\" height=\"327\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/ea3c8ce0a72d19617e534ea0a2cfaee4.png 602w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/ea3c8ce0a72d19617e534ea0a2cfaee4-300x197.png 300w\" sizes=\"auto, (max-width: 499px) 100vw, 499px\" \/><\/p>\n<h3>Tieteen selitys: Miksi &#8220;raskaampi&#8221; voittaa?<\/h3>\n<p>Lukion fysiikan teht\u00e4viss\u00e4 mainitaan usein ehto &#8220;kun kitkavoima voidaan j\u00e4tt\u00e4\u00e4 huomiotta&#8221; (oletetaan kitkattomuus). T\u00e4m\u00e4n vuoksi monilla saattaa olla mielikuva, ett\u00e4 kitkavoima on paha h\u00e4iritsij\u00e4, joka est\u00e4\u00e4 liikkeen. Autoille ja Mini 4WD:lle kitkavoima on kuitenkin v\u00e4ltt\u00e4m\u00e4t\u00f6n voima eteenp\u00e4in liikkumiseksi (vetovoima).<\/p>\n<p>Aivan kuten ei voi juosta j\u00e4\u00e4ll\u00e4 liukastelematta, auto voi edet\u00e4 eteenp\u00e4in vain siksi, ett\u00e4 renkaat tarttuvat maahan (kitkan ansiosta), mik\u00e4 tuottaa vastavoiman. Jos ajat Wild Mini 4WD:t\u00e4 k\u00e4dell\u00e4si, tunnet varmasti renkaiden voiman, joka potkaisee ihoa vasten. T\u00e4m\u00e4 on kitkavoiman todellinen luonne.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-27272\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/b27e1cb37e6d9187778e798f7de4a1c8.jpg\" alt=\"\" width=\"262\" height=\"266\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/b27e1cb37e6d9187778e798f7de4a1c8.jpg 528w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/b27e1cb37e6d9187778e798f7de4a1c8-296x300.jpg 296w\" sizes=\"auto, (max-width: 262px) 100vw, 262px\" \/><\/p>\n<p style=\"text-align: center;\">Renkaan vaikutus-vastavaikutussuhde<\/p>\n<p>T\u00e4ss\u00e4 k\u00f6ydenvedossa voittamiseksi tarvitaan suurempi kitkavoima. Kitkavoiman suuruus esitet\u00e4\u00e4n seuraavalla yksinkertaisella kaavalla:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-56499 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37.jpg\" alt=\"\" width=\"551\" height=\"237\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37.jpg 1262w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-300x129.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-1024x440.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-11-29-6.10.37-768x330.jpg 768w\" sizes=\"auto, (max-width: 551px) 100vw, 551px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>F \uff1d \u03bcN<\/strong><\/p>\n<p style=\"text-align: center;\"><strong>(Suurin kitkavoima = Lepokitkakerroin \u00d7 Normaalivoima)<\/strong><\/p>\n<p>Sovelletaan t\u00e4t\u00e4 kaavaa t\u00e4h\u00e4n kokeeseen:<\/p>\n<ul>\n<li>\u03bc (myy): Lepokitkakerroin T\u00e4m\u00e4 kuvaa &#8220;pinnan liukkaudettomuutta&#8221; (karheutta). Kun alustana k\u00e4ytet\u00e4\u00e4n r\u00e4tti\u00e4 tai hiomapaperia, t\u00e4m\u00e4 arvo kasvaa, kitkavoima kasvaa ja auto voittaa.<\/li>\n<li>N (ee): Normaalivoima T\u00e4m\u00e4 on voima, jolla pinta tukee esinett\u00e4. Tasaisella pinnalla se on verrannollinen &#8220;painoon&#8221;. Kun p\u00e4\u00e4lle asetetaan paino tai mandariini, renkaat painuvat lujemmin maata vasten, kitkavoima kasvaa ja auto voittaa.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-27273 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/skitched-20170319-164516-1024x542.jpg\" alt=\"\" width=\"459\" height=\"243\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/skitched-20170319-164516-1024x542.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/skitched-20170319-164516-300x159.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/skitched-20170319-164516-768x406.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2015\/12\/skitched-20170319-164516.jpg 1096w\" sizes=\"auto, (max-width: 459px) 100vw, 459px\" \/><\/p>\n<p style=\"text-align: center;\">Kun auto on painava ja kun se on kevyt<\/p>\n<p>Kun pyyd\u00e4mme oppilaita tekem\u00e4\u00e4n ennusteita, jotkut ajattelevat: &#8220;Eik\u00f6 painavampi h\u00e4vi\u00e4, koska se liikkuu vaikeammin?&#8221; Kuitenkin, aivan kuten sumopainissa, ty\u00f6nn\u00f6ss\u00e4 (tai vedossa) raskaampi on edullisemmassa asemassa, koska se pystyy tarttumaan maahan lujemmin. T\u00e4m\u00e4 on suositeltava koe, koska oppilaat ymm\u00e4rt\u00e4v\u00e4t kitkan kaavan helposti n\u00e4hty\u00e4\u00e4n Mini 4WD -autojen kilpailevan edess\u00e4\u00e4n, ei vain teoriassa.<\/p>\n<h3>Yhteydenotto ja toimeksiannot<\/h3>\n<p>Tuo tieteen ihmeet ja hauskuus l\u00e4hemm\u00e4ksi! Olen koonnut helposti ymm\u00e4rrett\u00e4vi\u00e4 ohjeita hauskoihin tiedekokeisiin, jotka voi tehd\u00e4 kotona, sek\u00e4 vinkkej\u00e4 niiden toteuttamiseen. Kokeile etsi\u00e4 lis\u00e4\u00e4!<\/p>\n<p>\u30fbTieteen muistikirjan sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a> \u30fbTietoja yll\u00e4pit\u00e4j\u00e4st\u00e4, Kenkichi Kuwakosta, <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a> \u30fbErilaiset toimeksiannot (kirjoitukset, luennot, kokeelliset luokat, TV-konsultointi\/esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a> <span class=\"s2\">\u30fbArtikkelip\u00e4ivitykset l\u00e4hetet\u00e4\u00e4n <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><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tieteen muistiinpanot -kanava<\/a> julkaisee kokeellisia videoita!<\/p>\n<h3>\uff14\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<ul>\r\n \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=46937&amp;\">\u5149\u306e\u9b54\u6cd5CMY\u30a6\u30a9\u30fc\u30bf\u30fc\u30ad\u30e5\u30fc\u30d6<\/a>\uff1a\u5149\u306e\u9b54\u6cd5\u3092\u4f53\u9a13\u305b\u3088\uff01\u6c34\u3092\u6ce8\u3050\u3068\u65b0\u305f\u306a\u7acb\u65b9\u4f53\u304c\u51fa\u73fe\u3059\u308b\u9b54\u6cd5\u306e\u3088\u3046\u306a\u5b9f\u9a13\u3067\u3059\u3002<\/li>\r\n<\/ul>\r\n<img class=\"alignnone wp-image-47312 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg\" sizes=\"auto, (max-width: 267px) 100vw, 267px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c.jpg 1292w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-272x300.jpg 272w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-928x1024.jpg 928w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/12\/71274840332ac4ee4620fb1475a1d79c-768x848.jpg 768w\" alt=\"\" width=\"267\" height=\"294\" \/>\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 \t<li>4\u67089\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3 \uff09\u306e\u79d1\u5b66\u76e3\u4fee\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u591c7\u6642\u301c\u3068\u306a\u308a\u307e\u3059\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 \t<li><a href=\"https:\/\/phys-edu.net\/wp\/?p=61585\">\u30b5\u30af\u30bb\u30b915 \uff14\u6708\u53f7<\/a>\u306b\u3066\u3001\u91ce\u7403\u306e\u79d1\u5b66\u306b\u3064\u3044\u3066\u8a18\u4e8b\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f\uff082026\/3\uff09<\/li>\r\n \t<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\r\n<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\" \/>\r\n<\/strong><\/li>\r\n \t<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\r\n<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=\"font-size: medium;\"><b>\u8b1b\u5e2b\u30fb\u30b7\u30e7\u30fc\u30fb\u7814\u7a76\u7b49\u306e\u304a\u77e5\u3089\u305b<\/b><\/span><\/h3>\r\n<ul>\r\n \t<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<\/a>\u306b\u3064\u3044\u3066\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/li>\r\n \t<li>6\/14\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 \t<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 \t<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 \t<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 \t<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 \t<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 \t<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 \t<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 \t<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 \t<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 \t<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<ul class=\"wp-block-latest-posts__list is-grid columns-3 has-dates wp-block-latest-posts\"><li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62482&#038;lang=fi\" aria-label=\"Lehtien alla piilev\u00e4t salaiset suut? Kuvaa huikean tarkat ilmaraot puhelimellasi (Tradescantia-opas)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/06\/d74b1048f13474fca8a10719dd33928c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62482&#038;lang=fi\">Lehtien alla piilev\u00e4t salaiset suut? Kuvaa huikean tarkat ilmaraot puhelimellasi (Tradescantia-opas)<\/a><time datetime=\"2026-04-18T04:39:12+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670818\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62478&#038;lang=es\" aria-label=\"\u00bfBocas secretas bajo las hojas? Captura estomas con una claridad asombrosa usando tu smartphone (Gu\u00eda con Tradescantia)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/06\/d74b1048f13474fca8a10719dd33928c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62478&#038;lang=es\">\u00bfBocas secretas bajo las hojas? Captura estomas con una claridad asombrosa usando tu smartphone (Gu\u00eda con Tradescantia)<\/a><time datetime=\"2026-04-18T04:38:38+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670818\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=33876\" aria-label=\"\u6559\u79d1\u66f8\u3092\u8d85\u3048\u305f\u767a\u898b\u3092\uff01Geogebra\u3067\u6311\u3080\u3001\u30ef\u30af\u30ef\u30af\u304c\u6b62\u307e\u3089\u306a\u3044\u6ce2\u306e\u5e72\u6e09\u5b9f\u9a13\u5ba4\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/11\/666a58754ac42cef39da2d08429391b3-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=33876\">\u6559\u79d1\u66f8\u3092\u8d85\u3048\u305f\u767a\u898b\u3092\uff01Geogebra\u3067\u6311\u3080\u3001\u30ef\u30af\u30ef\u30af\u304c\u6b62\u307e\u3089\u306a\u3044\u6ce2\u306e\u5e72\u6e09\u5b9f\u9a13\u5ba4<\/a><time datetime=\"2026-04-18T04:38:28+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670818\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62474&#038;lang=hi\" aria-label=\"\u092a\u0924\u094d\u0924\u093f\u092f\u094b\u0902 \u0915\u0947 \u092a\u0940\u091b\u0947 \u091b\u093f\u092a\u0947 \u0917\u0941\u092a\u094d\u0924 \u092e\u0941\u0901\u0939? \u0938\u094d\u092e\u093e\u0930\u094d\u091f\u092b\u094b\u0928 \u0938\u0947 \u0932\u0947\u0902 \u0939\u0948\u0930\u0924\u0905\u0902\u0917\u0947\u091c\u093c \u0938\u094d\u092a\u0937\u094d\u091f \u0930\u0902\u0927\u094d\u0930\u094b\u0902 \u0915\u0940 \u0924\u0938\u094d\u0935\u0940\u0930\u0947\u0902 (\u091f\u094d\u0930\u0947\u0921\u0947\u0938\u094d\u0915\u0948\u0928\u094d\u091f\u093f\u092f\u093e \u0917\u093e\u0907\u0921)\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/06\/d74b1048f13474fca8a10719dd33928c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62474&#038;lang=hi\">\u092a\u0924\u094d\u0924\u093f\u092f\u094b\u0902 \u0915\u0947 \u092a\u0940\u091b\u0947 \u091b\u093f\u092a\u0947 \u0917\u0941\u092a\u094d\u0924 \u092e\u0941\u0901\u0939? \u0938\u094d\u092e\u093e\u0930\u094d\u091f\u092b\u094b\u0928 \u0938\u0947 \u0932\u0947\u0902 \u0939\u0948\u0930\u0924\u0905\u0902\u0917\u0947\u091c\u093c \u0938\u094d\u092a\u0937\u094d\u091f \u0930\u0902\u0927\u094d\u0930\u094b\u0902 \u0915\u0940 \u0924\u0938\u094d\u0935\u0940\u0930\u0947\u0902 (\u091f\u094d\u0930\u0947\u0921\u0947\u0938\u094d\u0915\u0948\u0928\u094d\u091f\u093f\u092f\u093e \u0917\u093e\u0907\u0921)<\/a><time datetime=\"2026-04-18T04:38:11+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670818\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62472&#038;lang=zh\" aria-label=\"\u8449\u5b50\u80cc\u5f8c\u85cf\u8457\u795e\u7955\u7684\u5634\u5df4\uff1f\u7528\u624b\u6a5f\u62cd\u51fa\u8d85\u6e05\u6670\u6c23\u5b54\u89c0\u5bdf\u6307\u5357\uff08\u7d2b\u9732\u8349\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/06\/d74b1048f13474fca8a10719dd33928c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=62472&#038;lang=zh\">\u8449\u5b50\u80cc\u5f8c\u85cf\u8457\u795e\u7955\u7684\u5634\u5df4\uff1f\u7528\u624b\u6a5f\u62cd\u51fa\u8d85\u6e05\u6670\u6c23\u5b54\u89c0\u5bdf\u6307\u5357\uff08\u7d2b\u9732\u8349\uff09<\/a><time datetime=\"2026-04-18T04:37:47+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e744\u670818\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=62470&#038;lang=ko\" aria-label=\"\uc78e \ub4b7\uba74\uc5d0 \uc228\uaca8\uc9c4 \ube44\ubc00\uc758 \uc785? 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