{"id":65668,"date":"2026-07-23T04:47:02","date_gmt":"2026-07-22T19:47:02","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=65668"},"modified":"2026-07-23T04:47:02","modified_gmt":"2026-07-22T19:47:02","slug":"energia-ei-olekaan-esine-tyon-kautta-paljastuva-liike-ja-potentiaalienergian-todellinen-olemus","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=65668&lang=fi","title":{"rendered":"Energia ei olekaan &#8220;esine&#8221;! Ty\u00f6n kautta paljastuva liike- ja potentiaalienergian todellinen olemus"},"content":{"rendered":"<p style=\"text-align: center;\"><strong style=\"color: #339966;\">Olen Science Trainer Ken Kuwako. Joka p\u00e4iv\u00e4 on uusi koe.<\/strong><\/p>\n<p>T\u00e4m\u00e4 artikkeli on syntynyt kirjasarjasta &#8220;Lukion fysiikan kertaus aikuisille&#8221;.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"Yhj5SnRSo7\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u3010\u7279\u8a2d\u30da\u30fc\u30b8\u3011<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201c\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u3010\u7279\u8a2d\u30da\u30fc\u30b8\u3011\u201d \u2014 \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=1827&amp;embed=true#?secret=xvJXzwl4uU#?secret=Yhj5SnRSo7\" data-secret=\"Yhj5SnRSo7\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>&#8220;Minulta loppui energia&#8230; En jaksa en\u00e4\u00e4 liikkua!&#8221; Kuinka moni on joskus sanonut n\u00e4in? Sana energia kuuluu arkikieleen l\u00e4hes p\u00e4ivitt\u00e4in. Mutta ent\u00e4 jos lapsi kysyy: &#8220;Hei, mit\u00e4 energia oikeastaan on?&#8221; Mit\u00e4 vastaisit? Yll\u00e4tt\u00e4v\u00e4\u00e4 kyll\u00e4, t\u00e4h\u00e4n kysymykseen on vaikea antaa t\u00e4sm\u00e4llinen vastaus jopa monen aikuisen.<\/p>\n<p>Energia ei ole mik\u00e4\u00e4n aine tai esine. Se on kyky tehd\u00e4 ty\u00f6t\u00e4. Saatat nyt mietti\u00e4: &#8220;Mit\u00e4 ty\u00f6 tarkoittaa?&#8221; tai &#8220;Mik\u00e4 ihmeen kyky?&#8221; Fysiikassa ty\u00f6 ei tarkoita samaa kuin ty\u00f6paikalla teht\u00e4v\u00e4 ty\u00f6. Katsotaan ensin kahta t\u00e4rke\u00e4\u00e4 kaavaa. Ne muodostavat energian perustan.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65626 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/A0A56939-A74F-44E6-B3D8-A83EF3550606.png\" alt=\"\" width=\"422\" height=\"281\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/A0A56939-A74F-44E6-B3D8-A83EF3550606.png 1536w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/A0A56939-A74F-44E6-B3D8-A83EF3550606-300x200.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/A0A56939-A74F-44E6-B3D8-A83EF3550606-1024x683.png 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/A0A56939-A74F-44E6-B3D8-A83EF3550606-768x512.png 768w\" sizes=\"auto, (max-width: 422px) 100vw, 422px\" \/><\/p>\n<p style=\"text-align: center;\">E\uff1d1\/2mv\u00b2<br \/>\nLiike-energia = 1\/2 \u00d7 massa \u00d7 nopeuden neli\u00f6<\/p>\n<p style=\"text-align: center;\">E\uff1dmgh<br \/>\nPotentiaalienergia = massa \u00d7 putoamiskiihtyvyys \u00d7 korkeus<\/p>\n<p>Liike-energian t\u00e4rkein tekij\u00e4 on v eli nopeus. Potentiaalienergiassa ratkaiseva tekij\u00e4 on h eli korkeus. Toisin sanoen nopeus ja korkeus ovat avainsanoja energian ymm\u00e4rt\u00e4misess\u00e4.<\/p>\n<h3>Mit\u00e4 ty\u00f6 tarkoittaa fysiikassa?<\/h3>\n<p>Aloitetaan siis ty\u00f6n k\u00e4sitteest\u00e4. Fysiikassa ty\u00f6 m\u00e4\u00e4ritell\u00e4\u00e4n seuraavasti:<\/p>\n<p>&#8220;esineeseen kohdistettu voima \u00d7 matka, jonka esine liikkuu&#8221;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65633\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.52.32.jpeg\" alt=\"\" width=\"534\" height=\"308\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.52.32.jpeg 1106w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.52.32-300x173.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.52.32-1024x591.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.52.32-768x443.jpeg 768w\" sizes=\"auto, (max-width: 534px) 100vw, 534px\" \/><\/p>\n<p style=\"text-align: center;\">W = Fx<br \/>\nTy\u00f6 = voima \u00d7 siirtym\u00e4<\/p>\n<p>Vaikka ty\u00f6nt\u00e4isit esinett\u00e4 kuinka kovaa tahansa, jos se ei liiku lainkaan, ty\u00f6 on fysiikan mukaan 0 joulea (J). Siksi esimerkiksi sein\u00e4n ty\u00f6nt\u00e4minen ei ole fysiikan n\u00e4k\u00f6kulmasta ty\u00f6n tekemist\u00e4, ellei sein\u00e4 oikeasti liiku. T\u00e4m\u00e4 tuntuu monesta hieman oudolta.<\/p>\n<p>Ty\u00f6n yksikk\u00f6 on newtonmetri (Nm), mutta k\u00e4yt\u00e4nn\u00f6ss\u00e4 k\u00e4ytet\u00e4\u00e4n l\u00e4hes aina lyhyemp\u00e4\u00e4 yksikk\u00f6\u00e4 joule (J). Esimerkiksi noin yhden kilogramman maitot\u00f6lkin nostaminen lattialta noin metrin korkeuteen vaatii noin 10 joulea ty\u00f6t\u00e4.<\/p>\n<p>Joule on saanut nimens\u00e4 1800-luvulla el\u00e4neen englantilaisen tutkijan James Prescott Joulen mukaan. H\u00e4n osoitti tarkkojen kokeiden avulla, ett\u00e4 mekaaninen ty\u00f6 ja l\u00e4mp\u00f6energia ovat itse asiassa saman ilmi\u00f6n eri muotoja ja voivat muuttua toisikseen. Aikanaan t\u00e4m\u00e4 mullisti koko k\u00e4sityksen energiasta.<\/p>\n<p>Sanomme siis, ett\u00e4 energia on kyky tehd\u00e4 ty\u00f6t\u00e4. Viel\u00e4 yksinkertaisemmin sanottuna energia on mahdollisuus saada jokin esine liikkeelle voiman avulla.<\/p>\n<p>Esimerkiksi maassa paikallaan oleva pallo ei juuri sill\u00e4 hetkell\u00e4 kykene tekem\u00e4\u00e4n ty\u00f6t\u00e4.<\/p>\n<p>Mutta kun pallo vierii, sill\u00e4 on liike-energiaa. Miksi? Koska se voi t\u00f6rm\u00e4t\u00e4 toiseen esineeseen, kohdistaa siihen voiman ja saada sen liikkeelle.<\/p>\n<p>Samoin korkealle nostettu pallo sis\u00e4lt\u00e4\u00e4 energiaa. Kun p\u00e4\u00e4st\u00e4t siit\u00e4 irti, se putoaa painovoiman vaikutuksesta ja voi esimerkiksi ly\u00f6d\u00e4 naulan puuhun. Sill\u00e4 on siis mahdollisuus tehd\u00e4 ty\u00f6t\u00e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65627 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/Copilot_20260722_074340.png\" alt=\"\" width=\"350\" height=\"350\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/Copilot_20260722_074340.png 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/Copilot_20260722_074340-300x300.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/Copilot_20260722_074340-150x150.png 150w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/Copilot_20260722_074340-768x768.png 768w\" sizes=\"auto, (max-width: 350px) 100vw, 350px\" \/><\/p>\n<p>Liikkuvan kappaleen energiaa kutsutaan liike-energiaksi ja korkealle nostetun kappaleen energiaa potentiaalienergiaksi.<\/p>\n<h3>Johdetaan liike-energian kaava<\/h3>\n<p>Johdetaan seuraavaksi liike-energian kaava. Kuvitellaan paikallaan oleva kappale, johon kohdistetaan vakio voima F[N] matkan x[m] ajan. Toisin sanoen kappaleeseen tehd\u00e4\u00e4n ty\u00f6 Fx.<\/p>\n<p style=\"text-align: center;\">v\u00b2\u2212v0\u00b2=2ax\u3000\u3088\u308a<\/p>\n<p>Ratkaistaan liikeyht\u00e4l\u00f6st\u00e4 (ma = F) kiihtyvyys a = F\/m ja sijoitetaan se yll\u00e4 olevaan yht\u00e4l\u00f6\u00f6n. T\u00e4ll\u00f6in saadaan ty\u00f6n lauseke:<\/p>\n<p style=\"text-align: center;\">1\/2mv\u00b2-1\/2mv0\u00b2=Fx<\/p>\n<p>Oikealla oleva Fx on tehty ty\u00f6. Vasemmalla esiintyv\u00e4 termi 1\/2mv\u00b2 kuvaa energiaa, jonka kappale saa ty\u00f6n seurauksena. T\u00e4t\u00e4 kutsutaan liike-energiaksi.<\/p>\n<p>Kaavasta n\u00e4kee heti, ett\u00e4 nopeus vaikuttaa ratkaisevasti energiaan. Ja kun luet yht\u00e4l\u00f6\u00e4 toiseen suuntaan, huomaat my\u00f6s, ett\u00e4 liike-energia voidaan muuttaa takaisin ty\u00f6ksi.<\/p>\n<p>Lasketaan esimerkiksi henkil\u00f6auton liike-energia. Oletetaan auton massaksi 1000 kg ja nopeudeksi 30 km\/h eli noin 8 m\/s.<\/p>\n<p style=\"text-align: center;\">E = 1\/2\u30fb1000\u30fb8\u00b2 = 32000J<\/p>\n<p>Tulos on 32 000 joulea. T\u00e4ll\u00e4 energialla voisi nostaa yhden kilogramman maitot\u00f6lkin jopa noin 3200 metrin korkeuteen.<\/p>\n<p>Erityisen t\u00e4rke\u00e4 kohta kaavassa on nopeuden neli\u00f6. Jos nopeus kaksinkertaistuu, energia ei kaksinkertaistu vaan nelinkertaistuu. Siksi 60 km\/h nopeudella tapahtuva t\u00f6rm\u00e4ys on paljon rajumpi kuin 30 km\/h nopeudella tapahtuva. T\u00e4m\u00e4 yksityiskohta tekee liikenneturvallisuudesta paljon helpommin ymm\u00e4rrett\u00e4v\u00e4n.<\/p>\n<h3>Johdetaan potentiaalienergian kaava<\/h3>\n<p>Tarkastellaan seuraavaksi tilannetta, jossa kappale nostetaan korkeudelle h.<\/p>\n<p>Nostettaessa kappaletta yl\u00f6sp\u00e4in k\u00e4si tekee ty\u00f6t\u00e4 painovoimaa vastaan.<\/p>\n<p style=\"text-align: center;\">Fx=mg\u00d7h<br \/>\n=mgh<\/p>\n<p>Kaavan oikealla puolella oleva mgh on energia, joka varastoituu kappaleeseen. T\u00e4t\u00e4 kutsutaan potentiaalienergiaksi.<\/p>\n<p>Kun kappale on korkealla, sill\u00e4 on mahdollisuus tehd\u00e4 ty\u00f6t\u00e4 pudotessaan. Esimerkiksi 0,5 metrin korkeudella p\u00f6yd\u00e4ll\u00e4 oleva yhden kilogramman maitot\u00f6lkki sis\u00e4lt\u00e4\u00e4 noin<\/p>\n<p>1 \u00d7 10 \u00d7 0,5 = 5 J<\/p>\n<p>potentiaalienergiaa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65631 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.50.00.jpeg\" alt=\"\" width=\"600\" height=\"332\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.50.00.jpeg 1160w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.50.00-300x166.jpeg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.50.00-1024x567.jpeg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-07-22-7.50.00-768x425.jpeg 768w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Lent\u00e4v\u00e4 pienlentokone sis\u00e4lt\u00e4\u00e4 sek\u00e4 liike- ett\u00e4 potentiaalienergiaa. N\u00e4iden summaa kutsutaan mekaaniseksi energiaksi.<\/p>\n<p>Mekaanisen energian hienous on siin\u00e4, ett\u00e4 ilman ulkoisia h\u00e4vi\u00f6it\u00e4 sen kokonaism\u00e4\u00e4r\u00e4 pysyy vakiona. Energia vain vaihtaa muotoaan liike-energian ja potentiaalienergian v\u00e4lill\u00e4. T\u00e4t\u00e4 kutsutaan mekaanisen energian s\u00e4ilymislaiksi.<\/p>\n<p>Siksi vuoristorata liikkuu hitaasti korkeimmalla kohdalla mutta kiihtyy hurjaan vauhtiin alam\u00e4ess\u00e4. Potentiaalienergia muuttuu v\u00e4hitellen liike-energiaksi. Samasta syyst\u00e4 heiluri k\u00e4y jatkuvasti edestakaisin l\u00e4hes samaan korkeuteen.<\/p>\n<h3>Ahkera kone ja teho<\/h3>\n<p>Kuvitellaan kaksi konetta.<\/p>\n<p>Kone A tekee 100 joulea ty\u00f6t\u00e4 10 sekunnissa.<br \/>\nKone B tekee saman ty\u00f6n tunnissa.<\/p>\n<p>Kumman valitsisit? Luultavasti koneen A.<\/p>\n<p>Pelkk\u00e4 ty\u00f6n m\u00e4\u00e4r\u00e4 ei kerro koko totuutta, sill\u00e4 aika on my\u00f6s t\u00e4rke\u00e4. T\u00e4t\u00e4 varten fysiikassa k\u00e4ytet\u00e4\u00e4n suuretta teho P.<\/p>\n<p>Tehon yksikk\u00f6 on watti (W). Yksi watti tarkoittaa yhden joulen ty\u00f6n tekemist\u00e4 sekunnissa.<\/p>\n<p style=\"text-align: center;\">Tehon kaava\u3000P = W\/t<br \/>\n(teho = tehty ty\u00f6 \u00f7 aika)<\/p>\n<p>Koneen A teho on<\/p>\n<p>100 J \u00f7 10 s = 10 W<\/p>\n<p>Koneen B teho on<\/p>\n<p>100 J \u00f7 3600 s \u2252 0,03 W<\/p>\n<p>N\u00e4in huomataan helposti, ett\u00e4 kone A tekee ty\u00f6ns\u00e4 paljon tehokkaammin.<\/p>\n<p>Kun katsot mikroaaltouunia tai hiustenkuivaajaa, n\u00e4et kyljess\u00e4 esimerkiksi merkinn\u00e4n 1200 W. Se tarkoittaa juuri t\u00e4t\u00e4 samaa tehoa. Mit\u00e4 suurempi wattim\u00e4\u00e4r\u00e4, sit\u00e4 enemm\u00e4n energiaa laite pystyy k\u00e4ytt\u00e4m\u00e4\u00e4n samassa ajassa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-65632 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/985CB071-DFAD-4331-A836-F46E657FB825.png\" alt=\"\" width=\"463\" height=\"347\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/985CB071-DFAD-4331-A836-F46E657FB825.png 1448w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/985CB071-DFAD-4331-A836-F46E657FB825-300x225.png 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/985CB071-DFAD-4331-A836-F46E657FB825-1024x768.png 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/07\/985CB071-DFAD-4331-A836-F46E657FB825-768x576.png 768w\" sizes=\"auto, (max-width: 463px) 100vw, 463px\" \/><\/p>\n<p>My\u00f6s watti on saanut nimens\u00e4 tunnetulta keksij\u00e4lt\u00e4 James Wattilta, joka kehitti h\u00f6yrykonetta merkitt\u00e4v\u00e4sti. Jos Joule muistetaan energian olemuksen selvitt\u00e4j\u00e4n\u00e4, Watt muistetaan siit\u00e4, ett\u00e4 h\u00e4nen nimens\u00e4 annettiin energian k\u00e4ytt\u00e4misnopeuden yksik\u00f6lle.<\/p>\n<p>Kun seuraavan kerran n\u00e4et tuotteen kyljess\u00e4 merkinn\u00e4n &#8220;1000 W&#8221; tai kuulet puhuttavan energiasta, ehk\u00e4 katsot n\u00e4it\u00e4 tuttuja numeroita aivan uusin silmin.<\/p>\n<h3>Yhteydenotot ja yhteisty\u00f6<\/h3>\n<p>Tavoitteeni on tuoda tieteen ihmeet l\u00e4hemm\u00e4s arkea! Sivustolta l\u00f6yd\u00e4t runsaasti hauskoja kotona teht\u00e4vi\u00e4 tiedekokeita sek\u00e4 helposti ymm\u00e4rrett\u00e4vi\u00e4 selityksi\u00e4 luonnontieteiden ilmi\u00f6ist\u00e4.<\/p>\n<p>\u30fbLis\u00e4tietoja yll\u00e4pit\u00e4j\u00e4st\u00e4 Ken Kuwakosta: <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n\u30fbKirjoitus-, luento-, tiedeshow-, TV-asiantuntija- ja muut yhteisty\u00f6pyynn\u00f6t: <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><br \/>\n<span class=\"s2\">\u30fbUusimmat artikkelit l\u00f6ytyv\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 Channel<\/a> julkaisee my\u00f6s kokeisiin liittyvi\u00e4 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\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\uff11\uff18\u65e5\uff08\u571f\uff09\u300c<a href=\"https:\/\/official.idolfes.com\/s\/tif2026\/page\/broadcast\">TIF\u3000presents\u3000ONE\u3000SONG\u3000FES. <\/a>\u300d\uff08\u30d5\u30b8\u30c6\u30ec\u30d3\uff09<\/li>\r\n \t<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<\/a><\/li>\r\n \t<li>7\u670823\u65e5\uff08\u6728\uff09\u79d1\u5b66\u76e3\u4fee\u300019:00\u301c\u3000<a href=\"https:\/\/www.ntv.co.jp\/toppa\/\">THE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb<\/a>\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09<\/li>\r\n \t<li>\uff17\u6708\uff13\uff10\u65e5\uff08\u6c34\uff09\u3000\u76e3\u4fee\u3057\u305f\u30c6\u30ec\u30d3\u756a\u7d44\u653e\u9001\u4e88\u5b9a<\/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>Olen Science Trainer Ken Kuwako. Joka p\u00e4iv\u00e4 on uusi koe. T\u00e4m\u00e4 artikkeli on syntynyt kirjasarjasta &#8220;Lukio [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":65627,"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-65668","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\/Copilot_20260722_074340.png","jetpack-related-posts":[{"id":53403,"url":"https:\/\/phys-edu.net\/wp\/?p=53403&lang=fi","url_meta":{"origin":65668,"position":0},"title":"Paljasta salaisuus kuuleilla! Miten nopeus ja massa synnytt\u00e4v\u00e4t energiaa \u2014 Opas liike-energian ja ty\u00f6n kokeisiin","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670829\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. Joka p\u00e4iv\u00e4 on koe\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\/01\/6541c95bc29ed89979ea1a2b9398b8f1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/6541c95bc29ed89979ea1a2b9398b8f1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/6541c95bc29ed89979ea1a2b9398b8f1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/01\/6541c95bc29ed89979ea1a2b9398b8f1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":61612,"url":"https:\/\/phys-edu.net\/wp\/?p=61612&lang=fi","url_meta":{"origin":65668,"position":1},"title":"Voiko suihku ja leikkivesipy\u00f6r\u00e4 opettaa fysiikkaa? Hauska johdanto energiaan pingispallotykin avulla","author":"\u6851\u5b50 \u7814","date":"2026\u5e743\u670818\u65e5","format":false,"excerpt":"\u3054\u63d0\u793a\u3044\u305f\u3060\u3044\u305f\u7406\u79d1\u306e\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u3001\u30d5\u30a3\u30f3\u30e9\u30f3\u30c9\u8a9e\u306b\u7ffb\u8a33\u3044\u305f\u3057\u307e\u3057\u305f\u3002\u30cd\u30a4\u30c6\u30a3\u30d6\u306b\u3068\u3063\u3066\u81ea\u7136\u3067\u3001\u79d1\u5b66\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\/3038e7e4e115dbdc39235043604e2048.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/3038e7e4e115dbdc39235043604e2048.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/3038e7e4e115dbdc39235043604e2048.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/04\/3038e7e4e115dbdc39235043604e2048.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":55059,"url":"https:\/\/phys-edu.net\/wp\/?p=55059&lang=fi","url_meta":{"origin":65668,"position":2},"title":"Voiko origamisammakko olla fysiikan oppimateriaali!? Salaisuus \u2018loikan\u2019 takana \u2013 energian muuntumisen ihme","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670827\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\/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%88-2025-10-27-6.06.39-1.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%88-2025-10-27-6.06.39-1.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%88-2025-10-27-6.06.39-1.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%88-2025-10-27-6.06.39-1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":61897,"url":"https:\/\/phys-edu.net\/wp\/?p=61897&lang=fi","url_meta":{"origin":65668,"position":3},"title":"Magneettien voima! Ter\u00e4skuulat sinkoavat \u2013 liikem\u00e4\u00e4r\u00e4n s\u00e4ilymisen h\u00e4mm\u00e4stytt\u00e4v\u00e4 maailma (Gauss-kiihdytin)","author":"\u6851\u5b50 \u7814","date":"2026\u5e743\u670827\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\/2019\/06\/6070f134b450e54e6435ba64b142be29.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/06\/6070f134b450e54e6435ba64b142be29.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/06\/6070f134b450e54e6435ba64b142be29.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2019\/06\/6070f134b450e54e6435ba64b142be29.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":64446,"url":"https:\/\/phys-edu.net\/wp\/?p=64446&lang=fi","url_meta":{"origin":65668,"position":4},"title":"K\u00e4sik\u00e4ytt\u00f6inen generaattori onkin moottori!? Koe itse s\u00e4hk\u00f6n ja energian h\u00e4mm\u00e4stytt\u00e4v\u00e4 kaksoisluonne","author":"\u6851\u5b50 \u7814","date":"2026\u5e746\u670812\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\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/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%88-2026-06-12-4.06.53.jpeg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":62870,"url":"https:\/\/phys-edu.net\/wp\/?p=62870&lang=fi","url_meta":{"origin":65668,"position":5},"title":"Paljasta n\u00e4kym\u00e4t\u00f6n voima! Tasapainon 3 ehtoa kokeellisesti \u2013 keski\u00f6ss\u00e4 suora vaikutusviiva.","author":"\u6851\u5b50 \u7814","date":"2026\u5e744\u670829\u65e5","format":false,"excerpt":"T\u00e4\u00e4ll\u00e4 puhuu tiedevalmentaja Kuwako Ken. 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\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/10\/0c363943316a3a32b1e6d1e43ff96e38.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65668","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=65668"}],"version-history":[{"count":1,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65668\/revisions"}],"predecessor-version":[{"id":65669,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/65668\/revisions\/65669"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/65627"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=65668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=65668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=65668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}