Forces is about balance. If forces are balanced, there is no motion. As soon as forces are unbalanced, motion occurs. A force is simply a push or a pull...let's get started....

Balanced and Unbalanced Forces.

Newton's First Law of Motion.

Newton's 2nd Law of Motion.

Newton's 3rd Law of Motion.

Acceleration, Velocity, and Time.

Here is some review from the last Unit...

Forces in an Elevator.