We define and explain mathematically through multiple example problems. Segment 4E: Gravitational Potential and Kinetic Energy Gravitational potential energy and kinetic energy are defined and ...

Olympic gold medalist Wilma Rudolph once said, “Never underestimate the power of dreams and the influence of the human spirit. We are all the same in this notion: The potential for greatness lives ...

The Work Energy Principle is one of the big ideas in introductory physics courses. It's so big that the textbook presentation can get a little confusing - but it doesn't have to be that way. I haven't ...

Suppose we consider the incline to be smooth. In this case, there is no work done on the system by non-conservative forces. Consider the simulation results below of the block sliding on a smooth ...