Brain dropping: Kinetic energy is a type of potential energy

October 10th, 2007

In Chemistry class today we talked about forms of energy. I've always been a little irked by the notion that there are two main forms of energy, kinetic and potential, but it's never been annoying enough to grab my focus. Today, however, I formed a definition of kinetic energy that puts it squarely within the realm of potential energy.

Read full entry »

The color of metals

December 2nd, 2006

Why are metals always gray or yellow? Why not other colors, like red, or green, or blue?