About this item:
This apparatus allows students to investigate the conservation of momentum and kinetic energy change in collisions. 
It can also be used to compare elastic and inelastic collisions. A flat base supports a curved aluminum track and an adjustable target support. The kit includes two steel balls, a glass ball, a hollow wooden ball, and a plumb line. Includes activity guide.
 
Shipping weight: 2 Lbs., Dimensions: 20" x 13" x 10".