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A 9.50 g bullet has a speed of 2.10 km/s . What is its kinetic energy in joules? What is the bullet's kinetic energy if

A 9.50 g bullet has a speed of 2.10 km/s .What is its kinetic energy in joules? What is the bullet's kinetic energy if its speed is halved? What is the bullet's kinetic energy if its speed is doubled?


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