{"id":65018,"date":"2026-07-02T04:16:26","date_gmt":"2026-07-01T19:16:26","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=65018"},"modified":"2026-07-02T04:16:26","modified_gmt":"2026-07-01T19:16:26","slug":"nae-nakymaton-sahko-kelan-salaperainen-vaihe-ero","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=65018&lang=fi","title":{"rendered":"N\u00e4e n\u00e4kym\u00e4t\u00f6n s\u00e4hk\u00f6! Kelan salaper\u00e4inen vaihe-ero"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\"><strong>Olen tiedevalmentaja Ken Kuwako. Joka p\u00e4iv\u00e4 on uusi koe.<\/strong><\/span><\/p>\n<h3>Tiesitk\u00f6, ett\u00e4 j\u00e4nnite ja s\u00e4hk\u00f6virta eiv\u00e4t aina kulje t\u00e4ysin samaan tahtiin?<\/h3>\n<p>Oletko koskaan tullut ajatelleeksi, ett\u00e4 pistorasiasta tulevassa s\u00e4hk\u00f6ss\u00e4 j\u00e4nnite ja s\u00e4hk\u00f6virta voivat olla hieman eri rytmiss\u00e4, vaikka emme sit\u00e4 n\u00e4ek\u00e4\u00e4n? Arjessa k\u00e4ytt\u00e4m\u00e4mme s\u00e4hk\u00f6 on vaihtovirtaa, jossa sek\u00e4 j\u00e4nnite ett\u00e4 virta vaihtelevat jatkuvasti aaltomaisesti. Mielenkiintoista on, ett\u00e4 n\u00e4iden aaltojen ajoitus voi riippuen s\u00e4hk\u00f6komponentista osua t\u00e4sm\u00e4lleen yhteen tai siirty\u00e4 hieman toisistaan. T\u00e4ss\u00e4 kokeessa teimme t\u00e4m\u00e4n normaalisti n\u00e4kym\u00e4tt\u00f6m\u00e4n ilmi\u00f6n n\u00e4kyv\u00e4ksi EasySense-anturin avulla.<\/p>\n<p>T\u00e4ss\u00e4 mittauksessa tarkastelimme vaihtoj\u00e4nnitteen synnytt\u00e4m\u00e4\u00e4 j\u00e4nnitteen ja virran v\u00e4list\u00e4 vaihe-eroa kelassa. Mittausaika oli 500 ms ja n\u00e4ytteenottotaajuus 1000, joten dataa ker\u00e4ttiin eritt\u00e4in tarkasti. J\u00e4lkik\u00e4teen ajateltuna noin 100 ms:n mittaus olisi ehk\u00e4 tehnyt aaltomuodoista viel\u00e4 helpommin hahmotettavia. Katso ensin t\u00e4m\u00e4 video.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30b3\u30a4\u30eb\u306b\u6d41\u308c\u308b\u96fb\u6d41\u3068\u96fb\u5727\u306e\u4f4d\u76f8\u5dee\u3010\u4ea4\u6d41\u56de\u8def\u3011\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/Ek7PEVZe2EQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Kuvaajassa punainen k\u00e4yr\u00e4 esitt\u00e4\u00e4 j\u00e4nnitett\u00e4 ja sininen s\u00e4hk\u00f6virtaa.<\/p>\n<h3>Aloitetaan perusteista: vastuksessa j\u00e4nnite ja virta kulkevat t\u00e4sm\u00e4lleen yhdess\u00e4<\/h3>\n<p>Katsotaan ensin, mit\u00e4 tapahtuu, kun vaihtovirta kulkee tavallisen vastuksen l\u00e4pi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-37552 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_4752.jpg\" alt=\"\" width=\"600\" height=\"448\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_4752.jpg 1226w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_4752-300x224.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_4752-1024x765.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_4752-768x574.jpg 768w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Kuvaajasta n\u00e4kee, ett\u00e4 punainen j\u00e4nnitek\u00e4yr\u00e4 ja sininen virtak\u00e4yr\u00e4 kulkevat l\u00e4hes kuin p\u00e4\u00e4llekk\u00e4in. Huiput ja pohjat osuvat t\u00e4sm\u00e4lleen samaan aikaan. T\u00e4m\u00e4 johtuu siit\u00e4, ett\u00e4 vastuksen teht\u00e4v\u00e4 on yksinkertaisesti rajoittaa s\u00e4hk\u00f6virtaa. Kun j\u00e4nnite kasvaa, my\u00f6s virta kasvaa heti samalla hetkell\u00e4. N\u00e4iden kahden v\u00e4lill\u00e4 ei synny viivett\u00e4.<\/p>\n<h3>Kelassa kaikki muuttuu \u2013 j\u00e4nnite johtaa ja virta seuraa per\u00e4ss\u00e4<\/h3>\n<p>Kun sama vaihtoj\u00e4nnite kytket\u00e4\u00e4n kelan yli, kuva n\u00e4ytt\u00e4\u00e4kin aivan erilaiselta.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-37554 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/43e025055848fdb83e874f387614e214.jpg\" alt=\"\" width=\"655\" height=\"473\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/43e025055848fdb83e874f387614e214.jpg 916w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/43e025055848fdb83e874f387614e214-300x217.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/43e025055848fdb83e874f387614e214-768x555.jpg 768w\" sizes=\"auto, (max-width: 655px) 100vw, 655px\" \/><\/p>\n<p>T\u00e4ll\u00e4 kertaa j\u00e4nnitteen huippu ilmestyy ensin, ja vasta hieman my\u00f6hemmin virran huippu seuraa sit\u00e4. Tilanne muistuttaa v\u00e4h\u00e4n hippaleikki\u00e4: j\u00e4nnite l\u00e4htee ensimm\u00e4isen\u00e4 juoksuun ja s\u00e4hk\u00f6virta yritt\u00e4\u00e4 kiri\u00e4 per\u00e4ss\u00e4. T\u00e4m\u00e4 viive on tarkalleen 90 astetta eli nelj\u00e4sosa koko aaltokierroksesta. Kun j\u00e4nnite saavuttaa huippunsa, virta saavuttaa omansa vasta nelj\u00e4nnesjakson my\u00f6hemmin.<\/p>\n<h3>Miksi juuri kelassa s\u00e4hk\u00f6virta j\u00e4\u00e4 j\u00e4lkeen?<\/h3>\n<p>Selitys l\u00f6ytyy kelan ainutlaatuisista ominaisuuksista. Kun kelassa kulkee s\u00e4hk\u00f6virta, sen ymp\u00e4rille muodostuu magneettikentt\u00e4. Vaihtovirralla virta muuttuu jatkuvasti, joten my\u00f6s magneettikentt\u00e4 muuttuu koko ajan.<\/p>\n<p>T\u00e4ll\u00f6in kela synnytt\u00e4\u00e4 ilmi\u00f6n nimelt\u00e4 <b>itseinduktio<\/b>. Se tuottaa vastakkaissuuntaisen j\u00e4nnitteen, joka pyrkii vastustamaan virran muutosta.<\/p>\n<p>Voisi ajatella, ett\u00e4 t\u00e4m\u00e4 toimii kuin jarru. Vaikka j\u00e4nnite &#8220;k\u00e4skee&#8221; virtaa kasvamaan, kelan synnytt\u00e4m\u00e4 vastaj\u00e4nnite hidastaa muutosta. Siksi virta ei reagoi heti, vaan seuraa hieman viiveell\u00e4. T\u00e4m\u00e4 n\u00e4kyy mittauksissa selke\u00e4n\u00e4 90 asteen vaihe-erona.<\/p>\n<h3>T\u00e4t\u00e4 ilmi\u00f6t\u00e4 hy\u00f6dynnet\u00e4\u00e4n monissa arjen laitteissa<\/h3>\n<p>Kelan ominaisuudet eiv\u00e4t ole t\u00e4rkeit\u00e4 vain fysiikan laboratoriossa. Niit\u00e4 hy\u00f6dynnet\u00e4\u00e4n esimerkiksi loistevalaisimien kuristimissa, muuntajissa, s\u00e4hk\u00f6moottoreissa, kaiuttimissa ja \u00e4lypuhelimien langattomissa latausj\u00e4rjestelmiss\u00e4.<\/p>\n<p>N\u00e4iss\u00e4 laitteissa j\u00e4nnitteen ja virran vaihe-eroa joko hy\u00f6dynnet\u00e4\u00e4n tarkoituksella tai pyrit\u00e4\u00e4n pienent\u00e4m\u00e4\u00e4n siit\u00e4 aiheutuvia energiah\u00e4vi\u00f6it\u00e4. N\u00e4in s\u00e4hk\u00f6 toimii tehokkaasti ja luotettavasti jokap\u00e4iv\u00e4isess\u00e4 el\u00e4m\u00e4ss\u00e4mme.<\/p>\n<p>Vaikka s\u00e4hk\u00f6\u00e4 ei voi n\u00e4hd\u00e4 paljain silmin, anturin piirt\u00e4m\u00e4 kuvaaja paljastaa, kuinka j\u00e4nnite ja s\u00e4hk\u00f6virta liikkuvat kuin tanssipari: v\u00e4lill\u00e4 t\u00e4ydellisess\u00e4 tahdissa ja v\u00e4lill\u00e4 hieman eri rytmiss\u00e4.<\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6<\/h3>\n<p>Tiede on hauskempaa, kun sen saa l\u00e4helle arkea! Sivustolta l\u00f6yd\u00e4t runsaasti helposti toteutettavia tiedekokeita kotiin sek\u00e4 selkeit\u00e4 vinkkej\u00e4 niiden tekemiseen. Tutustu rohkeasti muihinkin artikkeleihin!<\/p>\n<p>\u30fbTiedeaiheisista sis\u00e4ll\u00f6ist\u00e4ni on julkaistu my\u00f6s kirja. Lis\u00e4tietoja l\u00f6yd\u00e4t <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n\u30fbLis\u00e4tietoja sivuston yll\u00e4pit\u00e4j\u00e4st\u00e4 Ken Kuwakosta l\u00f6yd\u00e4t <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a>.<br \/>\n\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>.<br \/>\n<span class=\"s2\">\u30fbUusimmat artikkelit ja p\u00e4ivitykset l\u00f6yd\u00e4t my\u00f6s <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\">Science Notes -kanavalla<\/a> julkaistaan uusia kokeita videomuodossa!<\/p>\n<h3>\uff17\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<p><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\" \/><\/p>\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<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>\r\n<p>\u6642\u901f\uff12\uff10\uff10\uff4b\uff4d\u3067\u8d70\u308b\u30e9\u30f3\u30dc\u30eb\u30ae\u30fc\u30cb\u304c\u3001\u9577\u3055\uff11\uff12\uff4d\u306e\u30c6\u30fc\u30d6\u30eb\u30af\u30ed\u30b9\u3092\u4e00\u77ac\u3067\u5f15\u304d\u629c\u304f\u2014\u2014\u305d\u3093\u306a\u5e38\u8b58\u7834\u308a\u306e\u5b9f\u9a13\u304c\u3001\u3075\u305f\u305f\u3073\u30c6\u30ec\u30d3\u306e\u4e16\u754c\u3067\u5927\u304d\u306a\u8a71\u984c\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3057\u304b\u3082\u4eca\u56de\u306f\u300c\u8996\u8074\u8005\u304c\u9078\u3076\u30ef\u30af\u30ef\u30af\u5b9f\u9a13\u30e9\u30f3\u30ad\u30f3\u30b0\u300d\u3067\u3001\u306a\u3093\u3068\u5802\u3005\u306e\u7b2c\uff11\u4f4d\u3092\u7372\u5f97\u3057\u305f\u306e\u3067\u3059\u3002<a href=\"https:\/\/tver.jp\/episodes\/epxk5ysq54?p=781\">Tver\u3067\u307e\u3060\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u305c\u3072\u3054\u89a7\u304f\u3060\u3055\u3044<\/a>\u3002<\/p>\r\n<p><img class=\"alignnone  wp-image-65002 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07.jpeg\" sizes=\"(max-width: 546px) 100vw, 546px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07.jpeg 1052w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-300x162.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-1024x553.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-768x415.jpeg 768w\" alt=\"\" width=\"546\" height=\"295\" \/><\/p>\r\n<\/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<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<li>\uff17\u670816\u65e5\u767a\u58f2\u3000\u300e<a href=\"https:\/\/amzn.to\/4vmkUfb\">\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<br \/><img class=\"alignnone  wp-image-64694 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-20-18.25.27.jpeg\" alt=\"\" width=\"197\" height=\"275\" \/><\/li>\r\n<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09<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;\">\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<h3 style=\"text-align: center;\"><strong>Explore<\/strong><\/h3>\r\n<ul>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=30764\">\u697d\u3057\u3044\u5b9f\u9a13<\/a>\u2026\u304a\u5b50\u3055\u3093\u3068\u4e00\u7dd2\u306b\u5922\u4e2d\u306b\u306a\u308c\u308b\u30a4\u30c1\u30aa\u30b7\u306e\u79d1\u5b66\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u9ad8\u6821\u7269\u7406\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306e\u52d5\u753b\u6559\u6750\u3082\u7528\u610f\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=798\">\u7406\u79d1\u306e\u6559\u6750<\/a>\u2026 \u7406\u79d1\u6559\u5e2b\u3092\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff01\u6388\u696d\u306e\u8cea\u3092\u9ad8\u3081\u3001\u6e96\u5099\u3092\u52b9\u7387\u5316\u3059\u308b\u305f\u3081\u306e\u9078\u308a\u3059\u3050\u308a\u306e\u6559\u6750\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/www.youtube.com\/c\/kkuwako\">Youtube<\/a>\u2026\u79d1\u5b66\u5b9f\u9a13\u7b49\u306e\u52d5\u753b\u3092\u914d\u4fe1\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/music.youtube.com\/playlist?list=PLoK4ZvKN9S2NgpYIochcQs0aL-vrRB_Qw\">\u79d1\u5b66\u30e9\u30b8\u30aa<\/a>\u00a0\u2026\u79d1\u5b66\u30c8\u30d4\u30c3\u30af\u3092\u307b\u307c\u6bce\u65e5\u914d\u4fe1\u4e2d\uff01AI\u6280\u8853\u3092\u99c6\u4f7f\u3057\u3066\u4f5c\u6210\u3057\u305f\u300c\u8033\u3067\u697d\u3057\u3080\u79d1\u5b66\u300d\u3092\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002<\/li>\r\n<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=20940\">\u8b1b\u6f14<\/a>\u00a0\u2026\u5168\u56fd\u5404\u5730\u3067\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u30fb\u30b5\u30a4\u30a8\u30f3\u30b9\u30b7\u30e7\u30fc\u7b49\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u00a0\u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>\r\n<p>&nbsp;<\/p>\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=65026\" aria-label=\"\u80c3\u306f\u81ea\u5206\u3092\u6eb6\u304b\u3055\u306a\u3044\u306e\u304b\uff1f170\u5e74\u524d\u306e\u66b4\u767a\u4e8b\u6545\u304c\u6559\u3048\u3066\u304f\u308c\u305f\u3053\u3068\uff08\u52d5\u753b\u300c\u4eba\u4f53\u306e\u6d88\u5316\u306e\u5999\u300d\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-150x150.jpeg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"\" style=\"\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-150x150.jpeg 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26-300x300.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-02-6.18.26.jpeg 624w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/div><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/phys-edu.net\/wp\/?p=65026\">\u80c3\u306f\u81ea\u5206\u3092\u6eb6\u304b\u3055\u306a\u3044\u306e\u304b\uff1f170\u5e74\u524d\u306e\u66b4\u767a\u4e8b\u6545\u304c\u6559\u3048\u3066\u304f\u308c\u305f\u3053\u3068\uff08\u52d5\u753b\u300c\u4eba\u4f53\u306e\u6d88\u5316\u306e\u5999\u300d\uff09<\/a><time datetime=\"2026-07-02T05:07:00+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65018&#038;lang=fi\" aria-label=\"N\u00e4e n\u00e4kym\u00e4t\u00f6n s\u00e4hk\u00f6! Kelan salaper\u00e4inen vaihe-ero\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65018&#038;lang=fi\">N\u00e4e n\u00e4kym\u00e4t\u00f6n s\u00e4hk\u00f6! Kelan salaper\u00e4inen vaihe-ero<\/a><time datetime=\"2026-07-02T04:16:26+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65016&#038;lang=es\" aria-label=\"\u00a1Mira lo invisible! El misterioso desfase que crea una bobina\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65016&#038;lang=es\">\u00a1Mira lo invisible! El misterioso desfase que crea una bobina<\/a><time datetime=\"2026-07-02T04:15:55+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65014&#038;lang=hi\" aria-label=\"\u0905\u0926\u0943\u0936\u094d\u092f \u092c\u093f\u091c\u0932\u0940 \u0915\u094b \u0926\u0947\u0916\u093f\u090f! \u0915\u0949\u0907\u0932 \u092e\u0947\u0902 \u091b\u093f\u092a\u093e \u0930\u0939\u0938\u094d\u092f\u092e\u092f\u0940 \u092b\u0947\u091c\u093c \u0936\u093f\u092b\u094d\u091f\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65014&#038;lang=hi\">\u0905\u0926\u0943\u0936\u094d\u092f \u092c\u093f\u091c\u0932\u0940 \u0915\u094b \u0926\u0947\u0916\u093f\u090f! \u0915\u0949\u0907\u0932 \u092e\u0947\u0902 \u091b\u093f\u092a\u093e \u0930\u0939\u0938\u094d\u092f\u092e\u092f\u0940 \u092b\u0947\u091c\u093c \u0936\u093f\u092b\u094d\u091f<\/a><time datetime=\"2026-07-02T04:14:52+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65012&#038;lang=zh\" aria-label=\"\u770b\u898b\u770b\u4e0d\u898b\u7684\u96fb\u6d41\uff01\u7dda\u5708\u5f15\u767c\u7684\u795e\u79d8\u76f8\u4f4d\u5dee\u4e4b\u8b0e\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65012&#038;lang=zh\">\u770b\u898b\u770b\u4e0d\u898b\u7684\u96fb\u6d41\uff01\u7dda\u5708\u5f15\u767c\u7684\u795e\u79d8\u76f8\u4f4d\u5dee\u4e4b\u8b0e<\/a><time datetime=\"2026-07-02T04:14:25+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65010&#038;lang=ko\" aria-label=\"\ubcf4\uc774\uc9c0 \uc54a\ub294 \uc804\uae30\ub97c \ub208\uc73c\ub85c \ubcf4\ub2e4! \ucf54\uc77c\uc774 \ub9cc\ub4dc\ub294 \uc2e0\ube44\ud55c \uc704\uc0c1\ucc28 \uc774\uc57c\uae30\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65010&#038;lang=ko\">\ubcf4\uc774\uc9c0 \uc54a\ub294 \uc804\uae30\ub97c \ub208\uc73c\ub85c \ubcf4\ub2e4! \ucf54\uc77c\uc774 \ub9cc\ub4dc\ub294 \uc2e0\ube44\ud55c \uc704\uc0c1\ucc28 \uc774\uc57c\uae30<\/a><time datetime=\"2026-07-02T04:13:37+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=65008&#038;lang=en\" aria-label=\"See the Invisible: The Mysterious Phase Shift Hiding in Coils\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=65008&#038;lang=en\">See the Invisible: The Mysterious Phase Shift Hiding in Coils<\/a><time datetime=\"2026-07-02T04:13:09+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=37532\" aria-label=\"\u898b\u3048\u306a\u3044\u96fb\u6c17\u3092\u898b\u3066\u307f\u3088\u3046\uff01\u30b3\u30a4\u30eb\u304c\u8d77\u3053\u3059\u4e0d\u601d\u8b70\u306a\u4f4d\u76f8\u5dee\uff08\u4ea4\u6d41\u56de\u8def\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2021\/04\/IMG_1790-150x150.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=37532\">\u898b\u3048\u306a\u3044\u96fb\u6c17\u3092\u898b\u3066\u307f\u3088\u3046\uff01\u30b3\u30a4\u30eb\u304c\u8d77\u3053\u3059\u4e0d\u601d\u8b70\u306a\u4f4d\u76f8\u5dee\uff08\u4ea4\u6d41\u56de\u8def\uff09<\/a><time datetime=\"2026-07-02T04:10:33+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67082\u65e5<\/time><\/li>\n<li><div class=\"wp-block-latest-posts__featured-image\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=64801\" aria-label=\"\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u30e9\u30f3\u30dc\u30eb\u30ae\u30fc\u30cb\u3067\u30c6\u30fc\u30d6\u30eb\u30af\u30ed\u30b9\u5f15\u304d\uff01\u8996\u8074\u8005\u4eba\u6c17No.1\u306b\u9078\u3070\u308c\u307e\u3057\u305f\uff08\u30cd\u30a4\u30c1\u30e3\u30fc\u30c6\u30a3\u30fc\u30c1\u30e3\u30fc\uff09\"><img width=\"150\" height=\"150\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-01-4.42.07-150x150.jpeg\" 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=64801\">\u3010\u79d1\u5b66\u76e3\u4fee\u3011\u30e9\u30f3\u30dc\u30eb\u30ae\u30fc\u30cb\u3067\u30c6\u30fc\u30d6\u30eb\u30af\u30ed\u30b9\u5f15\u304d\uff01\u8996\u8074\u8005\u4eba\u6c17No.1\u306b\u9078\u3070\u308c\u307e\u3057\u305f\uff08\u30cd\u30a4\u30c1\u30e3\u30fc\u30c6\u30a3\u30fc\u30c1\u30e3\u30fc\uff09<\/a><time datetime=\"2026-07-01T04:32:37+09:00\" class=\"wp-block-latest-posts__post-date\">2026\u5e747\u67081\u65e5<\/time><\/li>\n<\/ul>\r\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Olen tiedevalmentaja Ken Kuwako. Joka p\u00e4iv\u00e4 on uusi koe. Tiesitk\u00f6, ett\u00e4 j\u00e4nnite ja s\u00e4hk\u00f6virta eiv\u00e4t aina kulje [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":37533,"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-65018","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\/2021\/04\/IMG_1790.jpg","jetpack-related-posts":[{"id":62965,"url":"https:\/\/phys-edu.net\/wp\/?p=62965&lang=fi","url_meta":{"origin":65018,"position":0},"title":"Heit\u00e4 hyv\u00e4stit hehkulampuille! N\u00e4in virtapiiri yksinkertaistuu.","author":"\u6851\u5b50 \u7814","date":"2026\u5e745\u67082\u65e5","format":false,"excerpt":"T\u00e4ss\u00e4 puhuu tiedevalmentaja Kuwako Ken. Jokainen 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\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/05\/%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%88-2026-05-01-11.08.00.jpeg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":54939,"url":"https:\/\/phys-edu.net\/wp\/?p=54939&lang=fi","url_meta":{"origin":65018,"position":1},"title":"Pikachun voittaja! Paljasta staattisen s\u00e4hk\u00f6n salaisuus ja n\u00e4e 10 000 voltin kipin\u00e4t Leyden-purkilla!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670825\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedekouluttaja. 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Jokainen p\u00e4iv\u00e4 o\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/33c373baf4bd5609ebe7cecf93cd2d00.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/33c373baf4bd5609ebe7cecf93cd2d00.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/33c373baf4bd5609ebe7cecf93cd2d00.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/33c373baf4bd5609ebe7cecf93cd2d00.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/11\/33c373baf4bd5609ebe7cecf93cd2d00.png?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":62716,"url":"https:\/\/phys-edu.net\/wp\/?p=62716&lang=fi","url_meta":{"origin":65018,"position":3},"title":"Kulkeeko s\u00e4hk\u00f6 ihmiskehon l\u00e4pi? 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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\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":61579,"url":"https:\/\/phys-edu.net\/wp\/?p=61579&lang=fi","url_meta":{"origin":65018,"position":4},"title":"S\u00e4hk\u00f6n takaa-ajo n\u00e4kyv\u00e4ksi! 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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\/2019\/04\/82044aec2c7a705ed49a63a73f3039a4.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/82044aec2c7a705ed49a63a73f3039a4.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/82044aec2c7a705ed49a63a73f3039a4.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/82044aec2c7a705ed49a63a73f3039a4.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54977,"url":"https:\/\/phys-edu.net\/wp\/?p=54977&lang=fi","url_meta":{"origin":65018,"position":5},"title":"Paljastamme \u201cS\u00e4hk!\u201d-ilmi\u00f6n salaisuuden \u2013 150 000 voltin Van de Graaff -generaattorin h\u00e4mm\u00e4stytt\u00e4v\u00e4 totuus!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670826\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\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/02\/c5dede3737f1cea6f947cf9cd724bbb3.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65018","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=65018"}],"version-history":[{"count":1,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65018\/revisions"}],"predecessor-version":[{"id":65019,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65018\/revisions\/65019"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/37533"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=65018"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=65018"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=65018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}