<iframe src="https://phet.colorado.edu/sims/html/states-of-matter-basics/latest/states-of-matter-basics_ja.html" width="800" height="600" allowfullscreen="allowfullscreen"></iframe>
いろいろな物質
0/8
密度
0/11
気体の性質
0/11
水溶液の性質
0/15