Instructional Video3:35
MinutePhysics

Immovable Object vs Unstoppable Force - Which Wins?

9th - 12th
Take Newton's second law of motion to a new level by considering an un-acceleratable object with infinite mass. The idea is mind-blowing, but it is thoroughly explored in this clever video clip! Challenge your high school physicists by...
Instructional Video
Planet Nutshell

Planet Nutshell: Centripetal Force

9th - 10th
This animated physics video explains what centripetal force is and how it relates to Newton's second law of motion. [1:46]
Instructional Video
Planet Nutshell

Planet Nutshell: Accelerating Mass: F=ma

3rd - 8th
In this animated video, students learn about mass: the measure of an object's ability to resist being accelerated by a force. [1:46]