A 320-g air track cart traveling at 1.25 m/s collides elastically with a stationary 270-g cart. What is the speed of the 270-g cart after the collision?
A) 0.678 m/s
B) 0.106 m/s
C) 1.36 m/s
D) 1.14 m/s
E) 2.72 m/s

Question

Quizplus · Accepted Answer

In an elastic collision, both momentum and kinetic energy are conserved. Using these principles, the speed of the 270-g cart after the collision can be calculated to be 1.36 m/s.

A 320-G Air Track Cart Traveling at 1