Hoberman Sphere

Hoberman sphere
PIRA: 
1Q40.22
Area: 
1 Mechanics
Topic: 
1Q Rotational Dynamics
Concept: 
Conservation of Angular Momentum

 

With the sphere expanded, spin it on the floor. As it slows down, the sphere collapses... which will cause it to spin faster!

 

Demo Contact

Scott Thomas
Demonstration Manager
828-262-2435
thomassa@appstate.edu