[url=https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_ru.html]https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_ru.html[/url]

Благодарность:[br]PhET Interactive Simulations[br]University of Colorado Boulder[br][url=https://phet.colorado.edu/]https://phet.colorado.edu[/url]