Similar to a "chaotic pendulum" in that the exact motion is difficult to describe, this interesting transformation of kinetic energy to potential energy really makes you think twice about what is going on!
On this page of the site you can watch the video online Erratic Pendulum with a duration of hours minute second in good quality, which was uploaded by the user physicsiscool 06 February 2007, share the link with friends and acquaintances, this video has already been watched 18,864 times on youtube and it was liked by 10 viewers. Enjoy your viewing!