Crazy pool vortex
by Super User, 5 years ago
Subscribe - http://www.youtube.com/subscription_center?add_user=physicswoman
Twitter - http://twitter.com/thephysicsgirl
Facebook - https://www.facebook.com/PhysicsWoman
Many thanks to the Vlogbrothers for their sponsorship of this video!
Also thank you to Daniel Walsh for answering many fluid dynamics questions, to Jacob Schalch for filming the burning penny, and to Justin and Brendan for their donations to support Physics Girl!