{"id":66180,"date":"2026-08-05T04:56:37","date_gmt":"2026-08-04T19:56:37","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=66180"},"modified":"2026-08-05T04:56:37","modified_gmt":"2026-08-04T19:56:37","slug":"valtava-kerroskakku-kalliolla-18-000-vuotta-kaiverrettuna-izu-oshiman-kivikerrostumiin","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=66180&lang=fi","title":{"rendered":"Valtava kerroskakku kalliolla! 18 000 vuotta kaiverrettuna Izu \u014cshiman kivikerrostumiin"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Kuwako Ken. Jokainen p\u00e4iv\u00e4 on uusi koe.<\/strong><\/span><\/p>\n<p style=\"text-align: left;\">Kymmenien metrien korkuinen kallio on kauttaaltaan peittynyt kauniisiin, paahdetun ruskeisiin raitoihin. Izu \u014cshimalla sijaitsee valtava geologinen muodostuma, jota kutsutaan aivan virallisestikin nimell\u00e4 &#8220;Baumkuchen&#8221;. T\u00e4ll\u00e4 kertaa tutustumme siihen, mist\u00e4 t\u00e4m\u00e4 uskomaton muodostuma on saanut alkunsa ja miten sen upeat raidat ovat syntyneet \u2013 askel askeleelta geologian n\u00e4k\u00f6kulmasta.<\/p>\n<h3>Valtava &#8220;Baumkuchen&#8221;, jonka kohtasin Izu \u014cshimalla<\/h3>\n<p>Yksi paikoista, joissa halusin ehdottomasti k\u00e4yd\u00e4 Izu \u014cshiman matkallani, oli t\u00e4m\u00e4 kuuluisa <b>geologinen leikkauspinta<\/b>. Sit\u00e4 kutsutaan lempinimell\u00e4 &#8220;Baumkuchen&#8221;, eik\u00e4 syytt\u00e4 \u2013 v\u00e4ritys ja kerroksellinen rakenne n\u00e4ytt\u00e4v\u00e4t h\u00e4mm\u00e4stytt\u00e4v\u00e4n paljon oikealta baumkuchen-kakulta.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65922 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19.jpeg\" alt=\"\" width=\"525\" height=\"411\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19.jpeg 1832w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19-300x235.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19-1024x802.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19-768x601.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.47.19-1536x1202.jpeg 1536w\" sizes=\"auto, (max-width: 525px) 100vw, 525px\" \/><\/p>\n<p>Ensi silm\u00e4yksell\u00e4 kerrokset n\u00e4ytt\u00e4v\u00e4t aaltoilevan voimakkaasti, joten moni voisi ajatella kyseess\u00e4 olevan <b>poimuttuminen<\/b>, jossa maakerrokset ovat puristuneet mutkalle. Niin ajattelin itsekin, mutta <strong>todellisuudessa kyse ei ole poimuttumisesta.<\/strong><\/p>\n<p>Alueella oli alun perin kumpuileva maasto, jonka p\u00e4\u00e4lle tulivuoren purkaukset kasasivat kerros kerrokselta tuhkaa ja muuta purkausainesta. Vanhan maanpinnan m\u00e4et ja laaksot j\u00e4iv\u00e4t n\u00e4kyviin uusien kerrosten aaltoiluna. Maa ei siis taipunut my\u00f6hemmin, vaan kerrokset kasaantuivat jo valmiiksi ep\u00e4tasaisen pinnan p\u00e4\u00e4lle aivan kuin lumi peitt\u00e4isi vuoristoisen maiseman.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65923 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12.jpeg\" alt=\"\" width=\"612\" height=\"453\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12.jpeg 2050w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12-300x222.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12-1024x758.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12-768x569.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12-1536x1137.jpeg 1536w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12-2048x1517.jpeg 2048w\" sizes=\"auto, (max-width: 612px) 100vw, 612px\" \/><\/p>\n<p>Viimeisten <b>noin 18 000 vuoden<\/b> aikana alueella tapahtui yli <b>100 suurta purkausta<\/b>. Jokainen purkaus lis\u00e4si uuden kerroksen, ja n\u00e4in v\u00e4hitellen syntyiv\u00e4t n\u00e4m\u00e4 valtavat baumkuchenia muistuttavat raidat. T\u00e4m\u00e4 kerrostuma l\u00f6ydettiin sattumalta vuonna 1953, kun vuorta leikattiin saaren ymp\u00e4ri kulkevaa tiet\u00e4 varten. Normaalisti maan alla piilossa oleva historian kirja avautui ihmisten rakennust\u00f6iden ansiosta kaikkien n\u00e4ht\u00e4v\u00e4ksi.<\/p>\n<h3>Paksu musta kerros kertoo saaren syntym\u00e4hetkest\u00e4<\/h3>\n<p>Kaikista kerroksista huomio kiinnittyy erityisesti yhteen paksuun, mustaan skoriakerrokseen. Se n\u00e4kyy kuvan keskell\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65924 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.51.12.jpeg\" alt=\"\" width=\"563\" height=\"517\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.51.12.jpeg 1252w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.51.12-300x276.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.51.12-1024x941.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.51.12-768x705.jpeg 768w\" sizes=\"auto, (max-width: 563px) 100vw, 563px\" \/><\/p>\n<p>Mielenkiintoista on, ett\u00e4 t\u00e4m\u00e4n kerroksen alapuolella olevat kerrokset n\u00e4ytt\u00e4v\u00e4t huomattavasti sekavammilta kuin ylemp\u00e4n\u00e4. Tuohon aikaan Izu \u014cshiman tulivuori oli viel\u00e4 merenalainen. Juuri sill\u00e4 hetkell\u00e4, kun tulivuori oli nousemassa merenpinnan yl\u00e4puolelle, kuuma magma kohtasi suoraan meriveden ja aiheutti voimakkaita r\u00e4j\u00e4hdysm\u00e4isi\u00e4 purkauksia. N\u00e4iden purkausten synnytt\u00e4m\u00e4t kerrostumat muodostavat juuri t\u00e4m\u00e4n ep\u00e4s\u00e4\u00e4nn\u00f6llisen mustan kerroksen.<\/p>\n<p>Kun meri osallistuu purkaukseen, magman valtava l\u00e4mp\u00f6 kohtaa veden, joka h\u00f6yrystyy r\u00e4j\u00e4hdysm\u00e4isesti hetkess\u00e4. T\u00e4m\u00e4n seurauksena purkausaines sinkoutuu kaikkialle, eik\u00e4 se laskeudu tasaisiksi kerroksiksi vaan muodostaa kaoottisia rakenteita. T\u00e4m\u00e4 yksi musta kerros tallentaa siis ainutlaatuisen hetken, jolloin Izu \u014cshima muuttui merenalaisesta tulivuoresta merenpinnan yl\u00e4puolelle kohoavaksi saareksi.<\/p>\n<h3>N\u00e4in &#8220;Baumkuchen&#8221; rakentuu \u2013 kolme vaihetta muodostavat yhden kierroksen<\/h3>\n<p>Miten n\u00e4m\u00e4 kauniit raidat sitten syntyiv\u00e4t? Peruskaava koostuu kolmesta toistuvasta vaiheesta.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65925 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29.jpeg\" alt=\"\" width=\"689\" height=\"285\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29.jpeg 1854w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29-300x124.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29-1024x423.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29-768x317.jpeg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.29-1536x635.jpeg 1536w\" sizes=\"auto, (max-width: 689px) 100vw, 689px\" \/><\/p>\n<p><b>\u2460 Voimakas purkaus levitt\u00e4\u00e4 skoriaa ja vulkaanista tuhkaa ymp\u00e4rist\u00f6\u00f6n.<\/b><\/p>\n<p>Kun tulivuori purkautuu voimakkaasti, hienoksi murskaantunut skoria ja tuhka kohoavat korkealle ilmaan ja levi\u00e4v\u00e4t tuulen mukana laajalle alueelle. Niist\u00e4 muodostuu kerrostuman tummat raidat.<\/p>\n<p><b>\u2461 Rauhallisena kautena pinta rapautuu ja siihen kertyy p\u00f6ly\u00e4, josta muodostuu maaper\u00e4.<\/b><\/p>\n<p>Kun purkauksia ei tapahdu, sade ja tuuli kuluttavat pintaa v\u00e4hitellen. Samalla ilmassa kulkeutuva hieno p\u00f6ly kerrostuu sen p\u00e4\u00e4lle. Pitk\u00e4n ajan kuluessa syntyy ohut maakerros, joka n\u00e4kyy vaaleampana raitana.<\/p>\n<p><b>\u2462 Uusi purkaus peitt\u00e4\u00e4 kaiken j\u00e4lleen skorialla ja tuhkalla.<\/b><\/p>\n<p>Seuraava suuri purkaus levitt\u00e4\u00e4 uuden kerroksen skoriaa ja tuhkaa vanhan maaper\u00e4n p\u00e4\u00e4lle.<\/p>\n<p>N\u00e4in tumma purkauskerros ja vaalea maakerros muodostavat yhdess\u00e4 yhden kokonaisuuden. Samalla tavalla kuin baumkuchen-kakkua paistetaan kerros kerrokselta, my\u00f6s t\u00e4m\u00e4 valtava geologinen &#8220;baumkuchen&#8221; rakentui v\u00e4hitellen tuhansien vuosien aikana.<\/p>\n<p><strong>Usein maakerrostumat yhdistet\u00e4\u00e4n merenpohjaan, joten oli h\u00e4mm\u00e4stytt\u00e4v\u00e4\u00e4 n\u00e4hd\u00e4, kuinka n\u00e4ytt\u00e4vi\u00e4 ja selkeit\u00e4 kerroksia voi synty\u00e4 my\u00f6s maan pinnalla.<\/strong><\/p>\n<p>Jokaisen kerroksen paksuus ja v\u00e4ri vaihtelevat hieman riippuen purkauksen voimakkuudesta ja siit\u00e4, kuinka pitk\u00e4 tauko seuraavaan purkaukseen kului. Kun kerroksia laskee yksi kerrallaan, ne toimivat l\u00e4hes puun vuosirenkaiden tavoin ja kertovat, kuinka usein saari on purkautunut historian aikana. Ajatus siit\u00e4, ett\u00e4 sattumalta tienrakennuksen yhteydess\u00e4 paljastunut kallioleikkaus s\u00e4ilytt\u00e4\u00e4 18 000 vuoden tulivuorihistorian, tekee n\u00e4kym\u00e4st\u00e4 entist\u00e4 vaikuttavamman. Edess\u00e4si ei ole pelkk\u00e4 kallio \u2013 se on kuin Izu \u014cshiman oma p\u00e4iv\u00e4kirja, johon luonto on kirjoittanut historiansa kerros kerrokselta.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65927 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.40.30.jpeg\" alt=\"\" width=\"570\" height=\"490\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.40.30.jpeg 926w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.40.30-300x258.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.40.30-768x660.jpeg 768w\" sizes=\"auto, (max-width: 570px) 100vw, 570px\" \/><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"C7x1OdSVRV\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=65952\">\u6eb6\u5ca9\u304c\u91cd\u306d\u5857\u308a\u3057\u3066\u3067\u304d\u305f\u5cf6\u3002\u4e09\u539f\u5c71\u3067\u305f\u3069\u308b\u4f0a\u8c46\u5927\u5cf6\u306e\u5674\u706b\u53f2<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201c\u6eb6\u5ca9\u304c\u91cd\u306d\u5857\u308a\u3057\u3066\u3067\u304d\u305f\u5cf6\u3002\u4e09\u539f\u5c71\u3067\u305f\u3069\u308b\u4f0a\u8c46\u5927\u5cf6\u306e\u5674\u706b\u53f2\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=65952&amp;embed=true#?secret=0YGYjL6XTR#?secret=C7x1OdSVRV\" data-secret=\"C7x1OdSVRV\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6pyynn\u00f6t<\/h3>\n<p>Haluan tuoda tieteen ihmeet ja oivallukset l\u00e4hemm\u00e4s arkea! Sivustolta l\u00f6yd\u00e4t helposti ymm\u00e4rrett\u00e4vi\u00e4 ohjeita hauskoihin kotona teht\u00e4viin tiedekokeisiin sek\u00e4 vinkkej\u00e4 niiden onnistumiseen. Tutustu rohkeasti sis\u00e4lt\u00f6ihin!<\/p>\n<p>\u30fbTiedeblogin sis\u00e4ll\u00f6st\u00e4 on julkaistu my\u00f6s kirja. Lis\u00e4tiedot l\u00f6ytyv\u00e4t <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p>\u30fbLis\u00e4tietoa blogin yll\u00e4pit\u00e4j\u00e4st\u00e4, Kuwako Kenist\u00e4, l\u00f6ytyy <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p>\u30fbKirjoitus-, luento-, tiedety\u00f6paja-, TV-asiantuntija- ja muut yhteisty\u00f6pyynn\u00f6t l\u00f6ytyv\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a>.<\/p>\n<p><span class=\"s2\">\u30fbUusimmat artikkelit julkaistaan my\u00f6s <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\">Science Notes -kanavalla<\/a> julkaistaan tiedekokeiden videoita!<\/p>\n<h3><span style=\"color: #ff0000;\">NEW\u3000\u5206\u89e3\u554f\u984c\u96c6\u3000\u7406\u79d1<\/span><\/h3>\r\n<ul>\r\n \t<li>\uff17\u6708\uff12\uff11\u65e5\u767a\u58f2\uff01\u300e<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\">\u9ad8\u6821\u5165\u8a66 \u5206\u89e3\u554f\u984c\u96c6 \u7406\u79d1<\/a>\u300f\uff08\u5b66\u7814\uff09\u2026\u96e3\u3057\u3044\u554f\u984c\u3082\u5c0f\u3055\u306a\u554f\u984c\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u3092\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3093\u306a\u5206\u89e3\u306e\u6280\u8853\u304c\u8eab\u306b\u3064\u304f\u3088\u3046\u306b\u6df1\u304f\u95a2\u308f\u308a\u3092\u6301\u3063\u3066\u4f5c\u308a\u307e\u3057\u305f\u3002\r\n<a href=\"https:\/\/phys-edu.net\/wp\/?p=64462\"><img class=\"alignnone  wp-image-65097 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-04-8.40.17.jpeg\" alt=\"\" width=\"172\" height=\"244\" \/><\/a><\/li>\r\n<\/ul>\r\n<h3>\uff17\u30fb\uff18\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p style=\"text-align: center;\">\u590f\u3067\u30d7\u30b7\u30e5\u30c3\u3068\u723d\u3084\u304b\u5b9f\u9a13\uff01<\/p>\r\n<img class=\"alignnone  wp-image-64964 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-30-4.31.58.jpeg\" alt=\"\" width=\"250\" height=\"310\" \/>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=206\">\u5c0f\u578b\u3067\u6301\u3061\u5e30\u308c\u308b\u3088\uff01\u30da\u30c3\u30c8\u30dc\u30c8\u30eb\u30ed\u30b1\u30c3\u30c8\u3092\u4f5c\u308d\u3046\uff01<\/a><\/p>\r\n\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 \t<li>\uff17\u6708\uff13\uff10\u65e5\uff08\u6c34\uff09\u79d1\u5b66\u76e3\u4fee\u300c<a href=\"https:\/\/www.fujitv.co.jp\/onesongfes\/\">TIF presents ONE SONG FES<\/a>\u300d\uff08\u30d5\u30b8\u30c6\u30ec\u30d3\uff09\u00a026:15~27:15<\/li>\r\n \t<li>12\u670826\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=64825\">\u30ca\u30ea\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\uff08\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\uff09\u958b\u50ac<\/a><\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\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\" \/><\/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=\"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;\">\u3010\u65e5\u672c\u8a9e\u3011<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>\u3000\u3010\u82f1\u8a9e\u3011<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><\/p>\r\n\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>","protected":false},"excerpt":{"rendered":"<p>T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Kuwako Ken. Jokainen p\u00e4iv\u00e4 on uusi koe. Kymmenien metrien korkuinen kallio o [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":65923,"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":"","jetpack_post_was_ever_published":false},"categories":[1630],"tags":[],"class_list":["post-66180","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\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-30-4.48.12.jpeg","jetpack-related-posts":[{"id":65984,"url":"https:\/\/phys-edu.net\/wp\/?p=65984&lang=fi","url_meta":{"origin":66180,"position":0},"title":"Maailman suurin lilja &#8220;Sakuyuri&#8221; Mihara-vuorella \u2015saaren evoluution ja legendan kertoja","author":"\u6851\u5b50 \u7814","date":"2026\u5e747\u670831\u65e5","format":false,"excerpt":"T\u00e4\u00e4ll\u00e4 kirjoittaa tiedevalmentaja Kuwako Ken. Joka\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\/07\/%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%88-2026-07-30-5.00.52.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/%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%88-2026-07-30-5.00.52.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/%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%88-2026-07-30-5.00.52.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/%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%88-2026-07-30-5.00.52.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":52098,"url":"https:\/\/phys-edu.net\/wp\/?p=52098&lang=fi","url_meta":{"origin":66180,"position":1},"title":"Termiittireaktio paljastaa kemian voiman \u2013 hapettuminen, pelkistyminen ja valtava l\u00e4mp\u00f6 (Alumiini vie hapen!)","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670813\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedevalmentajasi. Jokainen p\u00e4iv\u00e4\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/ddd78310fbbc40cb5a29858945c10335.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/ddd78310fbbc40cb5a29858945c10335.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/ddd78310fbbc40cb5a29858945c10335.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/06\/ddd78310fbbc40cb5a29858945c10335.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":60797,"url":"https:\/\/phys-edu.net\/wp\/?p=60797&lang=fi","url_meta":{"origin":66180,"position":2},"title":"Luo sateenkaari! Kaksoissateenkaaren sek\u00e4 valon taittumisen ja heijastumisen tiede taivaan kankaalla","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u670822\u65e5","format":false,"excerpt":"Tervehdys! Olen Ken Kuwako, tiedevalmentajasi. Jok\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\/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%88-2025-07-31-6.18.57.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/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%88-2025-07-31-6.18.57.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/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%88-2025-07-31-6.18.57.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/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%88-2025-07-31-6.18.57.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/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%88-2025-07-31-6.18.57.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":62933,"url":"https:\/\/phys-edu.net\/wp\/?p=62933&lang=fi","url_meta":{"origin":66180,"position":3},"title":"Nolla nestett\u00e4! 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