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Physics, 12.12.2019 04:31 klocke2001

Acart of mass 6.0 kg moves with a speed of 3.0 m/s towards a second stationary cart with a mass of 3.0 kg. the carts move on a frictionless surface and when the carts collide they stick together. what is the ratio of the initial kinetic energy of the two-cart system to the final kinetic energy of the two-cart system?

a. 2
b. 1.5
c. 2.5
d. 1.25
e. 3

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