Dot Physics

Video from a camera phone or small portable camera looks too jerky (unless you are careful). Sometimes it is jerky to the point that it makes me feel barfy. The reason this happens is that with a small mass, a force can cause a significant acceleration.

Pre reqs: Free Body Diagrams, Force, Kinematics

The time has come to look at things that are NOT in equilibrium. The most basic question to ask yourself is: “What do forces do to an object”? Aristotle would say that forces make things move. Constant forces make things move constantly. Actually, Aristotle said [...]