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 320-g cart after the collision?
A) 0.678 m/s
B) 0.106 m/s
C) 0.212 m/s
D) 1.36 m/s
E) 1.14 m/s

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The Answer of 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 320-g cart after the collision?
A) 0.678 m/s
B) 0.106 m/s
C) 0.212 m/s
D) 1.36 m/s
E) 1.14 m/s

A 320-G Air Track Cart Traveling at 1