What is the mass of an object that needs a force of 4 500 N to accelerate it at a rate of 5 m/sec? What is the acceleration of a 6.4 kilogram bowling ball if a force of 12 N is applied to it? CHALLENGE: What is the mass of an object that needs a force of 6 600 N to increase its speed from rest to 107 m/s in 2.3 seconds?

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