Translational and rotational motion are compared and contrasted. Rotational Inertia &Torque: Translational and rotational motion are compared and contrasted. Students learn to distinguish between ...

Everyone loves perpetual motion machines. They are a representation of the highest level of creativity in finding loopholes in the laws of physics. Let's take a look at this one. What is a perpetual ...

Did you know that, at a certain point on a moving wheel... there's no motion? Did you know that, at a certain point on a moving wheel... there's no motion? I mean, kinda... it's all relative, right?