{"id":52554,"date":"2025-09-17T16:57:50","date_gmt":"2025-09-17T07:57:50","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=52554"},"modified":"2025-09-17T16:57:50","modified_gmt":"2025-09-17T07:57:50","slug":"voiko-vulkaaninen-tuhka-muuttua-jalokiviksi-vinkit-loistavaan-kulholaskeuma-kokeeseen-oppitunnilla","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=52554&lang=fi","title":{"rendered":"Voiko vulkaaninen tuhka muuttua jalokiviksi? Vinkit loistavaan \u201ckulho\u00adlaskeuma\u201d -kokeeseen oppitunnilla"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen Ken Kuwako, tiedekasvattaja. Jokainen p\u00e4iv\u00e4 on kokeilua.<\/strong><\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 1.75rem;\">Etsit\u00e4\u00e4n aikakapselia, joka nukkuu mudassa!<\/span><\/p>\n<p>\u201dTulivuoren tuhkan tarkastelu\u201d saa lasten silm\u00e4t tuikkimaan. Pelkk\u00e4 mikroskooppiin katsominen ei kuitenkaan paljasta sit\u00e4 suurta tarinaa, joka on piilossa sen pienten hiukkasten takana. Nimi \u201dtuhka\u201d voi saada jotkut opiskelijat ajattelemaan, ett\u00e4 kyseess\u00e4 on vain jonkin polttamisesta j\u00e4\u00e4nytt\u00e4 j\u00e4tett\u00e4, mutta todellisuudessa se on aikakapseli, joka k\u00e4tkee sis\u00e4\u00e4ns\u00e4 maapallon historiaa. T\u00e4m\u00e4n kokeen onnistuminen vaatii pient\u00e4 taikuutta. Se on vaatimaton, mutta syv\u00e4llinen \u201dwan-gake\u201d-tekniikka. T\u00e4m\u00e4n pienen lis\u00e4vaivan avulla pelkk\u00e4 muta muuttuu opetusv\u00e4lineeksi, joka alkaa kertoa satojen tuhansien vuosien mittaisesta maapallon historiasta.<\/p>\n<p>Wan-gake on menetelm\u00e4, jota k\u00e4ytet\u00e4\u00e4n tieteellisiss\u00e4 kokeissa raskaiden mineraalien lajitteluun hiekasta ja vulkaanisesta tuhkasta. Nimi tulee siit\u00e4, ett\u00e4 siin\u00e4 k\u00e4ytet\u00e4\u00e4n kulhon (wan) muotoista astiaa ja erottelu perustuu aineiden tiheyseroon.<\/p>\n<p>T\u00e4ll\u00e4 kertaa n\u00e4yt\u00e4n esimerkkej\u00e4 Kanto-loam-kerroksesta ja Sakurajiman vulkaanisesta tuhkasta, ja jaan vinkkej\u00e4 wan-gakeen, jotka saavat lapset huudahtamaan: \u201dOpettaja, ne n\u00e4ytt\u00e4v\u00e4t jalokivilt\u00e4!\u201d &#x1f48e;<\/p>\n<p>Tee luonnontieteen tunneista erityinen kokemus<br \/>\nWan-gake on menetelm\u00e4, jossa raskaat mineraalit lajitellaan hiekasta tai vulkaanisesta tuhkasta veden nosteen avulla. Se on nimetty sen mukaan, ett\u00e4 aineet erotellaan niiden tiheyserojen perusteella kulhon muotoista astiaa k\u00e4ytt\u00e4en.<\/p>\n<p>T\u00e4m\u00e4 koe ei ole vain pelkk\u00e4\u00e4 tarkkailua. Lapsille se on kuin aarteenetsint\u00e4, jossa etsit\u00e4\u00e4n \u201dl\u00f6yt\u00f6j\u00e4\u201d. He voivat omin k\u00e4sin varmistaa, ettei tulivuoren tuhka ole vain \u201dpalaneesta aineesta syntynytt\u00e4 tuhkaa\u201d ja ett\u00e4 jokainen hiukkanen on todiste kauan sitten tapahtuneesta tulivuorenpurkauksesta.<\/p>\n<p>Oppitunnin valmisteluun tarvittavat v\u00e4lineet<br \/>\n\u30fbKanuma-multa (Kanuma-tsuchi): Tulivuoren tuhka, joka on muodostunut Gunman prefektuurin Akagin vuoren purkauksesta ja rapautunut. Se on hieman valkoista, huokoista (siin\u00e4 on paljon pieni\u00e4 reiki\u00e4), kevytt\u00e4 ja hyvin vett\u00e4 l\u00e4p\u00e4isev\u00e4\u00e4.<\/p>\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>\n<div style=\"border: 1px solid #95a5a6; border-radius: .75rem; background-color: #ffffff; width: 504px; margin: 0px; padding: 5px; text-align: center; overflow: hidden;\">\n<table>\n<tbody>\n<tr>\n<td style=\"width: 240px;\"><a style=\"word-wrap: break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/2b71acab.9c66f40c.2b71acac.71d48030\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fheiwa%2F10000012%2F&amp;link_type=picttext&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJwaWN0dGV4dCIsInNpemUiOiIyNDB4MjQwIiwibmFtIjoxLCJuYW1wIjoicmlnaHQiLCJjb20iOjEsImNvbXAiOiJkb3duIiwicHJpY2UiOjEsImJvciI6MSwiY29sIjoxLCJiYnRuIjoxLCJwcm9kIjowLCJhbXAiOmZhbHNlfQ%3D%3D\" target=\"_blank\" rel=\"nofollow sponsored noopener\"><img decoding=\"async\" style=\"margin: 2px;\" title=\"[\u5546\u54c1\u4fa1\u683c\u306b\u95a2\u3057\u307e\u3057\u3066\u306f\u3001\u30ea\u30f3\u30af\u304c\u4f5c\u6210\u3055\u308c\u305f\u6642\u70b9\u3068\u73fe\u6642\u70b9\u3067\u60c5\u5831\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3054\u3056\u3044\u307e\u3059\u3002]\" src=\"https:\/\/hbb.afl.rakuten.co.jp\/hgb\/2b71acab.9c66f40c.2b71acac.71d48030\/?me_id=1216297&amp;item_id=10000012&amp;pc=https%3A%2F%2Fthumbnail.image.rakuten.co.jp%2F%400_mall%2Fheiwa%2Fcabinet%2F00529276%2Fheiwakanuma.jpg%3F_ex%3D240x240&amp;s=240x240&amp;t=picttext\" alt=\"[\u5546\u54c1\u4fa1\u683c\u306b\u95a2\u3057\u307e\u3057\u3066\u306f\u3001\u30ea\u30f3\u30af\u304c\u4f5c\u6210\u3055\u308c\u305f\u6642\u70b9\u3068\u73fe\u6642\u70b9\u3067\u60c5\u5831\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u3054\u3056\u3044\u307e\u3059\u3002]\" border=\"0\" \/><\/a><\/td>\n<td style=\"vertical-align: top; width: 248px;\">\n<p style=\"font-size: 12px; line-height: 1.4em; text-align: left; margin: 0px; padding: 2px 6px; word-wrap: break-word;\"><a style=\"word-wrap: break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/2b71acab.9c66f40c.2b71acac.71d48030\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fheiwa%2F10000012%2F&amp;link_type=picttext&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJwaWN0dGV4dCIsInNpemUiOiIyNDB4MjQwIiwibmFtIjoxLCJuYW1wIjoicmlnaHQiLCJjb20iOjEsImNvbXAiOiJkb3duIiwicHJpY2UiOjEsImJvciI6MSwiY29sIjoxLCJiYnRuIjoxLCJwcm9kIjowLCJhbXAiOmZhbHNlfQ%3D%3D\" target=\"_blank\" rel=\"nofollow sponsored noopener\">\u7c89\u629c\u6975\u4e0a\u54c1\u3000\u9e7f\u6cbc\u571f\u3000\u7d0416-17L[g7.5]\u3010\u30af\u30fc\u30dd\u30f3\u914d\u5e03\u5e97\u8217\u3011<\/a><br \/>\n\u4fa1\u683c\uff1a770\u5186\uff08\u7a0e\u8fbc\u3001\u9001\u6599\u5225) <span style=\"color: #bbb;\">(2022\/9\/16\u6642\u70b9)<\/span><\/p>\n<div style=\"margin: 10px;\">\n<p><a style=\"word-wrap: break-word;\" href=\"https:\/\/hb.afl.rakuten.co.jp\/ichiba\/2b71acab.9c66f40c.2b71acac.71d48030\/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fheiwa%2F10000012%2F&amp;link_type=picttext&amp;ut=eyJwYWdlIjoiaXRlbSIsInR5cGUiOiJwaWN0dGV4dCIsInNpemUiOiIyNDB4MjQwIiwibmFtIjoxLCJuYW1wIjoicmlnaHQiLCJjb20iOjEsImNvbXAiOiJkb3duIiwicHJpY2UiOjEsImJvciI6MSwiY29sIjoxLCJiYnRuIjoxLCJwcm9kIjowLCJhbXAiOmZhbHNlfQ%3D%3D\" target=\"_blank\" rel=\"nofollow sponsored noopener\"><img decoding=\"async\" style=\"float: left; max-height: 27px; width: auto; margin-top: 0;\" src=\"https:\/\/static.affiliate.rakuten.co.jp\/makelink\/rl.svg\" \/><\/a><\/p>\n<div style=\"float: right; width: 41%; height: 27px; background-color: #bf0000; color: #fff!important; font-size: 12px; font-weight: 500; line-height: 27px; margin-left: 1px; padding: 0 12px; border-radius: 16px; cursor: pointer; text-align: center;\">\u697d\u5929\u3067\u8cfc\u5165<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n<p style=\"color: #000000; font-size: 12px; line-height: 1.4em; margin: 5px; word-wrap: break-word;\">\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30fbAkadama-multa (Akadama-tsuchi): Tuo multaa, joka on per\u00e4isin Tochigin prefektuurin Nantain vuoren purkauksesta syntyneest\u00e4 vulkaanisesta tuhkasta. Sen tunnistaa punaruskeasta v\u00e4rist\u00e4, hieman raskaammasta koostumuksesta ja suhteellisen sileist\u00e4 hiukkasista. Molempia myyd\u00e4\u00e4n puutarhakaupoissa.<\/p>\n<p>\u30fbVesi<\/p>\n<p>\u30fbPetri-malja<\/p>\n<p>\u30fbBinokulaarinen stereomikroskooppi (noin 20-40x suurennos) tai mikroskooppi (40x)<\/p>\n<p>\u30fbPinsetit<\/p>\n<p>\u30fbPieni sivellin<\/p>\n<p>\u30fbKeitti\u00f6paperia tai nen\u00e4liinoja (kuivaamiseen)<\/p>\n<p>Unzen-Fugen-vuoren ja Sakurajiman tulivuoren tuhkan tarkastelu<br \/>\nOlet innoissasi ruukkukasvien multaan piilotetuista tulivuorista, joten nyt on aika tarkastella aitojen, kaukaisten tulivuorten tuhkaa. T\u00e4ll\u00e4 kertaa olemme varanneet tuhkan\u00e4ytteit\u00e4 Unzen-Fugen-vuoresta ja Sakurajimasta.<\/p>\n<p>Wan-gaken yksityiskohtaiset vaiheet ja vinkit<br \/>\nT\u00e4ll\u00e4 kertaa k\u00e4ytimme Kanto-loam-kerroksesta per\u00e4isin olevaa Kanuma-multaa, jota on saatavilla puutarhakaupoista, ja erikseen hankittua Sakurajiman tulivuoren tuhkaa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52527 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.14.jpg\" alt=\"\" width=\"335\" height=\"467\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.14.jpg 1042w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.14-215x300.jpg 215w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.14-735x1024.jpg 735w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.14-768x1070.jpg 768w\" sizes=\"auto, (max-width: 335px) 100vw, 335px\" \/><\/p>\n<p>Laita multaa kulhoon ja lis\u00e4\u00e4 vain v\u00e4h\u00e4n vett\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52528 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.25.jpg\" alt=\"\" width=\"403\" height=\"412\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.25.jpg 950w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.25-293x300.jpg 293w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.25-768x786.jpg 768w\" sizes=\"auto, (max-width: 403px) 100vw, 403px\" \/><\/p>\n<p>T\u00e4rkein vaihe on pest\u00e4 hiukkaset huolellisesti peukalon tyvell\u00e4. Hankaamalla sormilla saat hienojakoiset hiukkaset, kuten mudan ja saven, helpommin eroteltua mineraaleista. Kun olet murskannut hiukkasia jonkin aikaa, lis\u00e4\u00e4 hieman vett\u00e4 ja kaada yl\u00e4vesi pois vatiin. Koska viem\u00e4riin kaataminen voi tukkia putket, muista pyyt\u00e4\u00e4 oppilaita kaatamaan vesi aina vatiin. Toista t\u00e4t\u00e4, kunnes vesi ei en\u00e4\u00e4 ole sameaa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52529 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.38.jpg\" alt=\"\" width=\"438\" height=\"419\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.38.jpg 964w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.38-300x287.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.38-768x735.jpg 768w\" sizes=\"auto, (max-width: 438px) 100vw, 438px\" \/><\/p>\n<p>Kun vesi on kirkastunut, kaada j\u00e4ljelle j\u00e4\u00e4neet mineraalit keitti\u00f6paperin p\u00e4\u00e4lle ja paina varovasti toisella paperilla, jotta kosteus imeytyy.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52532 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.21.jpg\" alt=\"\" width=\"478\" height=\"410\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.21.jpg 1352w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.21-300x257.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.21-1024x877.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.21-768x658.jpg 768w\" sizes=\"auto, (max-width: 478px) 100vw, 478px\" \/><\/p>\n<p>Laita kuivatut mineraalit mikroskooppilevylle ja taputtele kevyesti, jotta ne levi\u00e4v\u00e4t.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52533 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.41.jpg\" alt=\"\" width=\"485\" height=\"549\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.41.jpg 1016w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.41-265x300.jpg 265w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.41-905x1024.jpg 905w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.41-768x869.jpg 768w\" sizes=\"auto, (max-width: 485px) 100vw, 485px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52535 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54.jpg\" alt=\"\" width=\"457\" height=\"457\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54.jpg 1068w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54-300x300.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54-1024x1024.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54-150x150.jpg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.54-768x768.jpg 768w\" sizes=\"auto, (max-width: 457px) 100vw, 457px\" \/><\/p>\n<p>Onnistuuko wan-gake?<br \/>\nJos wan-gake ei ole riitt\u00e4v\u00e4&#8230;<\/p>\n<p>Muta on viel\u00e4 tallella, ja mineraalit eiv\u00e4t n\u00e4y selv\u00e4sti.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52534 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.46.jpg\" alt=\"\" width=\"466\" height=\"477\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.46.jpg 1064w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.46-293x300.jpg 293w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.46-1000x1024.jpg 1000w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.47.46-768x787.jpg 768w\" sizes=\"auto, (max-width: 466px) 100vw, 466px\" \/><\/p>\n<p>Jos wan-gake onnistuu&#8230;<\/p>\n<p>Voit tarkastella moniv\u00e4risi\u00e4 mineraaleja selke\u00e4sti.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52536 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10.jpg\" alt=\"\" width=\"476\" height=\"479\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10.jpg 1074w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10-298x300.jpg 298w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10-1018x1024.jpg 1018w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10-150x150.jpg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.10-768x772.jpg 768w\" sizes=\"auto, (max-width: 476px) 100vw, 476px\" \/><\/p>\n<p>Kanto-loam-kerroksesta n\u00e4et keskelt\u00e4 plagioklaasin ja vasemmalta kvartsin.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\u00a0 wp-image-52539 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27.jpg\" alt=\"\" width=\"641\" height=\"462\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27.jpg 1924w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27-300x216.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27-1024x738.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27-768x553.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.27-1536x1106.jpg 1536w\" sizes=\"auto, (max-width: 641px) 100vw, 641px\" \/><\/p>\n<p>Maantieteen tarinaa Sakurajiman tulivuoren tuhkasta<br \/>\nSakurajiman tulivuoren tuhka on tunnetusti viel\u00e4kin kauniimpaa kuin Kanto-loam-kerroksen, ja siin\u00e4 n\u00e4kee selv\u00e4sti mineraaleja.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52537 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.57.jpg\" alt=\"\" width=\"474\" height=\"486\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.57.jpg 1082w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.57-292x300.jpg 292w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.57-998x1024.jpg 998w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.48.57-768x788.jpg 768w\" sizes=\"auto, (max-width: 474px) 100vw, 474px\" \/><\/p>\n<p>Voit tarkastella l\u00e4pin\u00e4kyvi\u00e4, keltaisia, ruskeita ja mustia mineraaleja, joilla on monenlaisia v\u00e4rej\u00e4 ja muotoja.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-52538 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10.jpg\" alt=\"\" width=\"472\" height=\"480\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10.jpg 1122w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10-295x300.jpg 295w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10-1008x1024.jpg 1008w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10-768x780.jpg 768w\" sizes=\"auto, (max-width: 472px) 100vw, 472px\" \/><\/p>\n<p>N\u00e4m\u00e4 mineraalit ovat kiteit\u00e4, jotka ovat syntyneet magman j\u00e4\u00e4htyess\u00e4 ja j\u00e4hmettyess\u00e4. V\u00e4rien, muotojen ja kovuuden erot riippuvat magman koostumuksesta ja j\u00e4\u00e4htymisnopeudesta. Esimerkiksi tummat v\u00e4rilliset mineraalit (kuten sarviv\u00e4lke ja pyrokseeni) sis\u00e4lt\u00e4v\u00e4t paljon rautaa ja magnesiumia, kun taas vaaleat v\u00e4ritt\u00f6m\u00e4t mineraalit (kuten kvartsi ja plagioklaasi) sis\u00e4lt\u00e4v\u00e4t paljon piidioksidia.<\/p>\n<p>Mit\u00e4 opimme tarkastelusta?<br \/>\nVasemmalla on Unzen-Fugen-vuoren ja oikealla Sakurajiman vulkaanista tuhkaa. Unzen-Fugen-vuoren tuhka on vaaleaa ja Sakurajiman mustaa. V\u00e4riero osoittaa, ett\u00e4 magman koostumus ja purkaus olivat erilaisia.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\u00a0 wp-image-40781 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/08\/8c7b53da804486d19cb12e79c7f39159.jpg\" alt=\"\" width=\"500\" height=\"404\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/08\/8c7b53da804486d19cb12e79c7f39159.jpg 1314w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/08\/8c7b53da804486d19cb12e79c7f39159-300x242.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/08\/8c7b53da804486d19cb12e79c7f39159-1024x828.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/08\/8c7b53da804486d19cb12e79c7f39159-768x621.jpg 768w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>Eri alueiden vulkaanisen tuhkan erojen esitteleminen her\u00e4tt\u00e4\u00e4 opiskelijoiden mielenkiinnon. Voit my\u00f6s esitell\u00e4 k\u00e4sitteet \u201dv\u00e4rillinen mineraali\u201d ja \u201dv\u00e4rit\u00f6n mineraali\u201d esimerkkien avulla. Tulivuoren tuhkan v\u00e4rin ja hiukkasten muodon perusteella voit laajentaa keskustelua purkaustyypeist\u00e4 (olivatko ne r\u00e4j\u00e4hdysm\u00e4isi\u00e4, oliko magma eritt\u00e4in viskoosista jne.).<\/p>\n<p>Stereomikroskoopin k\u00e4ytt\u00f6 on harvinaista geologiassa, joten se on loistava tilaisuus kehitt\u00e4\u00e4 opiskelijoiden k\u00e4sityst\u00e4 \u201dluonnontieteest\u00e4 silm\u00e4m\u00e4\u00e4r\u00e4isen\u00e4 tieteen\u00e4\u201d. Valmistelut ovat yksinkertaisia, joten anna luokkahuoneen stereomikroskoopille kunnon k\u00e4ytt\u00f6kerta!<\/p>\n<p>Kysymykset ja tiedustelut<br \/>\nTee tieteen ihmeist\u00e4 ja hauskuudesta tutumpaa! Olen koonnut selkeit\u00e4 vinkkej\u00e4 ja hauskoja tiedekokeita, joita voit tehd\u00e4 kotona. Haulla l\u00f6yd\u00e4t paljon lis\u00e4\u00e4!<\/p>\n<p>\u30fbLis\u00e4tietoja minusta, Ken Kuwakosta, l\u00f6yd\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p>\u30fbKirjoituksiin, luentoihin, tiedeluokkiin, TV-konsultointiin ja esiintymisiin liittyv\u00e4t tiedustelut <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p><span class=\"s2\">\u30fbP\u00e4ivityksi\u00e4 artikkeleista l\u00f6yd\u00e4t <a href=\"https:\/\/x.com\/kuwako\">X:st\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\">Tiedevinkki-kanava<\/a> jakaa kokeiluvideoita!<\/p>\n<h3>\uff15\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p>\u30ad\u30fc\u30f3\u3068\u51b7\u3048\u308b\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\uff01\u6c17\u6e29\u304c\u4e0a\u304c\u3063\u3066\u304f\u308b\u3053\u306e\u6642\u671f\u30fb\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u3092\u4f7f\u3063\u305f\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\u306e\u5b9f\u9a13\u306f\u3044\u304b\u304c\uff1f<\/p>\r\n<p><img class=\"alignnone wp-image-39516 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg 1406w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-1024x572.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-768x429.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-320x180.jpg 320w\" alt=\"\" width=\"453\" height=\"253\" \/><\/p>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=39513\">\u6db2\u4f53\u30bc\u30ed\uff01\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u304c\u6d88\u3048\u308b\u307e\u3067\u306e\uff13\u6642\u9593\u3092\u79d1\u5b66\u3059\u308b\uff08\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\uff09<\/a><\/p>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>4\u670830\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09\u306e<a href=\"https:\/\/phys-edu.net\/wp\/?p=62906\">\u79d1\u5b66\u76e3\u4fee\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f<\/a>\u3002<\/li>\r\n<li>5\u67088\u65e5\uff08\u91d1\uff09<a href=\"https:\/\/phys-edu.net\/wp\/?p=62629\">\u7406\u79d1\u6559\u80b2\u30cb\u30e5\u30fc\u30b9<\/a>\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li>6\u670814\u65e5\uff08\u65e5\uff09\u3000\u5343\u8449\u5927\u5b66\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u300c\u63a2\u7a76\u300d\u306b\u3066\u8b1b\u5e2b\u3092\u52d9\u3081\u307e\u3059<\/li>\r\n<li>6\u670826\u65e5\uff08\u91d1\uff09\u3000\u5343\u8449\u5927\u5b66\u306e\u516c\u958b\u7814\u7a76\u4f1a\uff08\u4e2d\u5b66\u7406\u79d1\u306b\u3064\u3044\u3066\u6388\u696d\u516c\u958b\u4e88\u5b9a\uff09<\/li>\r\n<li>7\u670818\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=60018\">\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u300c\u30ca\u30ea\u30ab\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\u300d\u306e\u8b1b\u5e2b\u3092\u3057\u307e\u3059<\/a>\u3002\u304a\u4f1a\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09<br \/><img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><br \/><\/strong><\/li>\r\n<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002<br \/><img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\"><a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\uff08\u65e5\u672c\u8a9e\uff09<\/p>\r\n<p style=\"text-align: center;\"><a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a>\uff08\u82f1\u8a9e\uff09<\/p>\r\n<h3 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 Ken Kuwako, tiedekasvattaja. Jokainen p\u00e4iv\u00e4 on kokeilua. Etsit\u00e4\u00e4n aikakapselia, joka nukkuu mudassa! \u201dTul [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":52538,"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-52554","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\/2025\/09\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-09-17-15.49.10.jpg","jetpack-related-posts":[{"id":54395,"url":"https:\/\/phys-edu.net\/wp\/?p=54395&lang=fi","url_meta":{"origin":52554,"position":0},"title":"Tulivuorten taistelu! Tutki Fujin ja K\u012blauean salaisuuksia Google Mapsin 3D-n\u00e4kym\u00e4ss\u00e4","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670814\u65e5","format":false,"excerpt":"Tervehdys, olen tiedevalmentaja Ken Kuwako. Joka p\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/10\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2025-10-13-6.49.42.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":57988,"url":"https:\/\/phys-edu.net\/wp\/?p=57988&lang=fi","url_meta":{"origin":52554,"position":1},"title":"10 kilometrin mittainen kallioiden aikamatka \u2013 kurkista Maan muistiin Ch\u014dshin By\u014dbugaurassa","author":"\u6851\u5b50 \u7814","date":"2025\u5e7412\u670829\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\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/12\/%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%88-2025-12-27-5.12.18.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":58403,"url":"https:\/\/phys-edu.net\/wp\/?p=58403&lang=fi","url_meta":{"origin":52554,"position":2},"title":"Eik\u00f6 oppikirja riit\u00e4? Ympyr\u00e4liikemateriaali, joka n\u00e4ytt\u00e4\u00e4 nopeuden ja kiihtyvyyden suunnat yhdell\u00e4 silm\u00e4yksell\u00e4","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u67085\u65e5","format":false,"excerpt":"Hei, t\u00e4ss\u00e4 tiedevalmentaja Ken Kuwako. El\u00e4m\u00e4 on yh\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\/06\/3b146492c3f39551c01b8868247d9a18.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/06\/3b146492c3f39551c01b8868247d9a18.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/06\/3b146492c3f39551c01b8868247d9a18.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2018\/06\/3b146492c3f39551c01b8868247d9a18.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":55362,"url":"https:\/\/phys-edu.net\/wp\/?p=55362&lang=fi","url_meta":{"origin":52554,"position":3},"title":"Kun vaihdat kevyemm\u00e4lle vaihteelle m\u00e4ess\u00e4, olet fyysikko! Polkupy\u00f6r\u00e4 ja ty\u00f6n periaate","author":"\u6851\u5b50 \u7814","date":"2025\u5e7411\u67083\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on ko\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/09\/6903ef26a494afa017ae04ee9ffe567a.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/09\/6903ef26a494afa017ae04ee9ffe567a.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/09\/6903ef26a494afa017ae04ee9ffe567a.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/09\/6903ef26a494afa017ae04ee9ffe567a.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/09\/6903ef26a494afa017ae04ee9ffe567a.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":58467,"url":"https:\/\/phys-edu.net\/wp\/?p=58467&lang=fi","url_meta":{"origin":52554,"position":4},"title":"Maailmankaikkeuden laidalta atomin sis\u00e4\u00e4n! Legendaarinen elokuva Powers of Ten paljastaa mittakaavan ihmeet","author":"\u6851\u5b50 \u7814","date":"2026\u5e741\u67087\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedevalmentajasi. 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