Newton’s 3rd Law is introduced in this lesson and applied to everyday situations. Newton’s Third Law: Newton’s 3rd Law is introduced in this lesson, and the law is applied to everyday situations.

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 ...

Suppose you throw some object near the surface of the earth. If the only significant force on the object is the constant downward gravitational force, we call this "projectile motion." Yes, that ...