In this quick science demo, I use a classic ball and ring apparatus to show how metals expand when heated and contract when cooled. First, the metal ball slides easily through the ring at room ...
In this quick experiment, I use a torch, a metal ball and ring, and an ice bath to show how metals expand when heated and contract when cooled. First the ball easily fits through the ring at room ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results