In this video, we explain the Work-Energy Principle and how to determine the work done on an object. Learn how force, displacement, and the angle between them come into play when calculating work, and ...

When applying the Work-Energy Principle, it’s crucial to remember two often-overlooked ideas that can affect your results. Understanding how non-conservative forces and changes in potential energy ...

Sometimes you think you have a complete understanding of something and then BOOM—a simple problem throws everything out the window. Let's consider a very basic physics problem involving pushing a ...