1. If a 40 kg person is accelerating at 10 m/s2, then the force acting on him or her is 400 N
A. true or B. false
2. How much force is needed to make a 60 kg object accelerate at a rate of 2.0 m/s2?
A. 62 N
B. 62 kg
C. 120 N
D. 120 kg
3. What is the acceleration of a 30 kg object when 180 N of force is applied to it?
A. 6.0 m/s2
B. 60 m/s2
C. 210 m/s2
D. 5,400 m/s2
4. Which of the following equations show how you would solve for mass if you knew the force acting on an object & the acceleration of an object?
A. m=f/a
B. m = fa
C. m=a/f
D. m=f-a
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