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kamirraj14:
A small ball of mass 2.00 kilograms is moving at a velocity 1.50 meters/second. It hits a larger, stationary ball of mass 5.00 kilograms. What is the kinetic energy of the system after the collision if the collision is elastic?
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Vocaloid:
For elastic collisions, KE is conserved Use KE = (1/2)mv^2 on the system to calculate the energy before the collision
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