Whether it be in movies, in newspapers, or news programs, there are certain
physical impossibilities. I want you to be able to spot some of the obvious
ones. Many of these ideas stem from a lack of understanding about fundamental
physics. Some important examples are Conservation of Energy,
Conservation of Momentum, Conservation of Angular Momentum, and the Scaling
``Crouching Tiger, Hidden Dragon," for example, and notice things like them actually
slowing down as they fall from great distances.