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A cart moving at 4.0 m/s has 44 J of kinetic energy. What is the cart's mass?
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A cart moving at 4.0 m/s has 44 J of kinetic energy. What is the cart's mass?

User Abdur Rohman
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ke = (1)/(2) m {v}^(2)


44 = \frac{m {4}^(2) }{2} \\ (88)/(16) = m \\ 5.5 = m

User Ryan Heise
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