Cool Videos

Can the Frictional Force Between Two Interleaved Phone Books Lift A Car?
Can the Frictional Force Between Two Interleaved Phone Books Lift A Car?

Students often underestimate the force of friction, despite the fact that friction is the force that acts every day to bring their school buses and cars to a stop. In this video, two phone books are interwoven page- by-page and...

The Amazing Water Slide Human Projectile
The Amazing Water Slide Human Projectile

The Amazing Water Slide: How it was done German engineer Bruno Kammerl, created the human projectile video clip that accumulated more than 1.4 million views worldwide. As luck would have it, I was in Europe when this hit the internet...

Vector Addition Demo
Vector Addition Demo

 A truck is traveling 60mph (Constant Velocity), a baseball shoots out of the back at 60mph. Do you really expect the ball to drop straight down? The following video from a Japanese TV show should be a good laugh for...

Newton’s First Law: Supersized!
Newton’s First Law: Supersized!

Galileo theorized that in the absence of any other force, a moving object will continue to move. He called this resistance to changes in motion, inertia. Sir Isaac Newton later polished this concept – turning it into his first law,...