Because of the marble challenges due to rotational kinetic energy, I
prefer hot wheels cars. Save the car & passengers by catching it in a
net at the bottom.
-----Original Message-----
From: phys-l-bounces@carnot.physics.buffalo.edu
[mailto:phys-l-bounces@carnot.physics.buffalo.edu] On Behalf Of
Strickert, Rick
Sent: Thursday, December 17, 2009 11:09 AM
To: Forum for Physics Educators
Subject: Re: [Phys-l] possible projectile lab
Try same-sized marbles made of different materials (e.g., glass,
aluminum, steel, or lead) or hollow, and have the students explain the
different results.