Sign in to confirm you’re not a bot
This helps protect our community. Learn more
Cut The String, 1D55.15
17Likes
3,336Views
2012Jun 14
Using our homemade apparatus, a ball is put into a circular trajectory. A Thecentripetal force is provided by a circularly-rotating rod. A string that connects the ball to the rod is quickly cut using an Exacto knife. The ball immediately assumes a linear trajectory tangent to the original trajectory in accordance with Newton's first law. This also demonstrates two-dimensional, or more specifically projectile, parabolic motion.

Follow along using the transcript.