youtor.org
Płaszczyzna w przestrzeni w przykładach cz 1
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Video Source: www.youtube.com/watch?v=HmyPEptUAfU
Zmiany energii mechanicznej - kinetycznej w potencjalną (i na odwrót) na przykładzie energii potencjalnej siły ciężkości E=mgh. W gratisie refleksja na temat energii wewnętrznej 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