The force between electrical charges is kind of a big deal—without it, the universe would be a primordial soup, and you would not exist. That force is determined by the electric constant. The Quest to ...

The terms projectile and trajectory are introduced. Projectile Motion: The terms projectile and trajectory are introduced. Students learn to describe horizontal and vertical components of a projectile ...

I wish Angry Birds had been around when I was teaching high school physics. Please don’t think of the game as a hate crime against hogs, or an avian anger management program—instead, think of it as a ...