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<title>Hajoaminen eli fissio</title>
<id>https://peda.net/id/97ea59faa99</id>
<updated>2017-10-05T10:05:39+03:00</updated>
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<entry>
<title>Ydinvoima - Fissio</title>
<id>https://peda.net/id/d1eb6b3816d</id>
<updated>2026-01-26T12:01:33+02:00</updated>
<link href="https://peda.net/kotka/perusopetus/kotkansaaren-koulu/kt/oppiaineet/fysiikka/jannen-ryhmat/ydinfysiikkaa/ydinvoimaa/hef/ydinvoima#top" />
<content type="html">&lt;ul&gt;&#10;&lt;li&gt;Toistaiseksi ydinenergian tuotanto perustuu raskaiden ytimien (alkuaineiden) &lt;b&gt;hajoamiseen&lt;/b&gt; eli &lt;b&gt;&lt;a href=&quot;https://fi.wikipedia.org/wiki/Fissio&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;fissioon&lt;/a&gt;&lt;br/&gt;&#10;&lt;br/&gt;&#10;&lt;/b&gt;&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://peda.net/id/f656a1d820b&quot; rel=&quot;noopener&quot; target=&quot;_blank&quot;&gt;Uraanin fissio ydinvoimalassa&lt;/a&gt; (Flash)&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://phet.colorado.edu/fi/simulations/nuclear-fission&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;Phet-simulaatio&lt;/a&gt; aiheesta (Java):&lt;div&gt;&lt;!--filtered attribute: style=&quot;position: relative; width: 300px; height: 197px;&quot;--&gt;&lt;a href=&quot;https://phet.colorado.edu/sims/nuclear-physics/nuclear-fission_fi.jar&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;&lt;!--filtered attribute: style=&quot;text-decoration: none;&quot;--&gt;&lt;img src=&quot;https://phet.colorado.edu/sims/nuclear-physics/nuclear-fission-600.png&quot; alt=&quot;Fissio&quot; width=&quot;300&quot; height=&quot;197&quot;/&gt;&lt;!--filtered attribute: style=&quot;border: none;&quot;--&gt;&lt;div&gt;&lt;!--filtered attribute: style=&quot;position: absolute; width: 200px; height: 80px; left: 50px; top: 58px; background-color: #FFF; opacity: 0.6; filter: alpha(opacity = 60);&quot;--&gt;&lt;/div&gt;&#10;&lt;table style=&quot;position: absolute; width: 200px; height: 80px; left: 50px; top: 58px;&quot;&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td&gt;&lt;!--filtered attribute: style=&quot;text-align: center; color: #000; font-size: 24px; font-family: Arial,sans-serif;&quot;--&gt;Käynnistä klikkaamalla&lt;/td&gt;&lt;/tr&gt;&#10;&lt;/tbody&gt;&lt;/table&gt;&lt;/a&gt;&lt;/div&gt;&#10;​&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;br/&gt;&#10;​&lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/rcOFV4y5z8c?hl=en&amp;amp;cc_lang_pref=fi&amp;amp;cc_load_policy=1&quot; allowfullscreen=&quot;allowfullscreen&quot;&gt;&lt;/iframe&gt;​&lt;br/&gt;&#10;​&lt;br/&gt;&#10;&lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/HEYbgyL5n1g?hl=en&amp;amp;cc_lang_pref=fi&amp;amp;cc_load_policy=1&quot; allowfullscreen=&quot;allowfullscreen&quot;&gt;&lt;/iframe&gt;​&lt;br/&gt;&#10;&lt;br/&gt;&#10;​&lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/pVbLlnmxIbY?hl=en&amp;amp;cc_lang_pref=fi&amp;amp;cc_load_policy=1&quot; allowfullscreen=&quot;allowfullscreen&quot;&gt;&lt;/iframe&gt;​&lt;br/&gt;&#10;&lt;a href=&quot;https://www.youtube.com/playlist?list=PLFs4vir_WsTxlR7cF1rv7Y1wdyde0lD10&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;https://www.youtube.com/playlist?list=PLFs4vir_WsTxlR7cF1rv7Y1wdyde0lD10&lt;/a&gt;&lt;br/&gt;&#10;&lt;br/&gt;&#10;&lt;a href=&quot;https://www.google.com/search?q=energy+per+fission+of+uranium-235&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;https://www.google.com/search?q=energy+per+fission+of+uranium-235&lt;/a&gt;&lt;br/&gt;&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;span&gt;The total binding &lt;/span&gt;&lt;b&gt;energy&lt;/b&gt;&lt;span&gt; released in &lt;/span&gt;&lt;b&gt;fission&lt;/b&gt;&lt;span&gt; of an atomic nucleus varies with the precise break up, but averages about 200 MeV* for &lt;/span&gt;&lt;b&gt;U&lt;/b&gt;&lt;span&gt;-&lt;/span&gt;&lt;b&gt;235&lt;/b&gt;&lt;span&gt; or 3.2 x 10&lt;/span&gt;&lt;sup&gt;-&lt;/sup&gt;&lt;sup&gt;11&lt;/sup&gt;&lt;span&gt; joule.&lt;/span&gt;&lt;/li&gt;&#10;&lt;li&gt;&lt;span&gt; &lt;b&gt;1 gram&lt;/b&gt; of U-235 releases as &lt;b&gt;much energy&lt;/b&gt; as 13.46 barrels of oil.&lt;/span&gt;&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.com/search?q=barrel+in+liters&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;https://www.google.com/search?q=barrel+in+liters&lt;/a&gt;&lt;/li&gt;&#10;&lt;li&gt;1 Fluid barrel = 119.240471 liters&lt;/li&gt;&#10;&lt;li&gt;13,5 * 120 l = 1620 l&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;/li&gt;&#10;&lt;/ul&gt;</content>
<published>2016-05-10T21:27:15+03:00</published>
</entry>

<entry>
<title>Ydinvoimalat - ja onnettomuudet</title>
<id>https://peda.net/id/40739adc20e</id>
<updated>2017-10-05T10:06:41+03:00</updated>
<link href="https://peda.net/kotka/perusopetus/kotkansaaren-koulu/kt/oppiaineet/fysiikka/jannen-ryhmat/ydinfysiikkaa/ydinvoimaa/hef/yjol#top" />
<content type="html">&lt;h3&gt;Ydinvoimalat Suomessa&lt;/h3&gt;&#10;&lt;ul&gt;&#10;&lt;li&gt;Loviisa&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.fi/maps/place/Olkiluoto+3+(EPR)/@61.2375315,21.4300292,2089m/data=!3m1!1e3!4m5!3m4!1s0x468978a792917169:0x4d74eff6f35ebcac!8m2!3d61.2359295!4d21.4347339&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Google maps&lt;/a&gt;&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://fi.wikipedia.org/wiki/Loviisan_ydinvoimalaitos&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Wikipedia&lt;/a&gt;&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;http://www.fortum.com/fi/energiantuotanto/ydinvoima/loviisan_voimalaitos/pages/default.aspx&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Fortum&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;/li&gt;&#10;&lt;li&gt;Olkiluoto&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.fi/maps/place/Olkiluoto+3+(EPR)/@61.2375315,21.4300292,2089m/data=!3m1!1e3!4m5!3m4!1s0x468978a792917169:0x4d74eff6f35ebcac!8m2!3d61.2359295!4d21.4347339&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Google maps&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;h3&gt;Pahimmat ydinvoimalaonnettomuudet&lt;/h3&gt;&#10;&lt;ul&gt;&#10;&lt;li&gt;Tshernobyl&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.fi/maps/place/%D0%A7%D0%90%D0%AD%D0%A1,+%D0%AD%D0%BD%D0%B5%D1%80%D0%B3%D0%BE%D0%B1%D0%BB%D0%BE%D0%BA+%E2%84%96+4/@51.3895484,30.088071,2450m/data=!3m1!1e3!4m12!1m6!3m5!1s0x472a8f17c7ff3d65:0x32220c6c4aa7b925!2sCHERNOBYLwelcome!8m2!3d51.276286!4d30.219364!3m4!1s0x0000000000000000:0x4d0ee43570df381b!8m2!3d51.3894641!4d30.1005415&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Google maps&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;/li&gt;&#10;&lt;li&gt;Fukushima&#10;&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.fi/maps/place/Fukushima+Daiichi+Nuclear+Power+Station/@37.4188047,141.025243,6397m/data=!3m1!1e3!4m5!3m4!1s0x6020dd48057a6a21:0x5c6983a9a9082bf8!8m2!3d37.4210882!4d141.0327978&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Google maps&lt;br/&gt;&#10;&lt;br/&gt;&#10;&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;&#10;&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;http://www.tiede.fi/artikkeli/jutut/artikkelit/t_ernobyl_rajahti_fukushima_kiehahti&quot; target=&quot;_blank&quot; rel=&quot;nofollow ugc noopener&quot;&gt;Tiede.fi: Tšernobyl räjähti, Fukushima kiehahti&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;</content>
<published>2016-05-23T15:17:00+03:00</published>
</entry>

<entry>
<title>Ydinpommin toimintaperiaate</title>
<id>https://peda.net/id/d18d4d0a5fb</id>
<updated>2021-01-28T09:49:59+02:00</updated>
<link href="https://peda.net/kotka/perusopetus/kotkansaaren-koulu/kt/oppiaineet/fysiikka/jannen-ryhmat/ydinfysiikkaa/ydinvoimaa/hef/ydinpommin-toimintaperiaate#top" />
<content type="html">&lt;ul&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.youtube.com/watch?v=MRPeXLbU7LU&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;https://www.youtube.com/watch?v=MRPeXLbU7LU&lt;/a&gt;&lt;/li&gt;&#10;&lt;li&gt;&lt;a href=&quot;https://www.google.com/search?q=how+much+uranium+in+a+nuclear+bomb&quot; rel=&quot;noopener nofollow ugc&quot; target=&quot;_blank&quot;&gt;https://www.google.com/search?q=how+much+uranium+in+a+nuclear+bomb&lt;/a&gt;&lt;/li&gt;&#10;&lt;/ul&gt;</content>
<published>2021-01-26T10:38:09+02:00</published>
</entry>


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