1) What is the vertical velocity at the top of the path of aball thrown vertically up and allowed to fall under free fall?Assume upward is the positive direction.

a) 0m/s

b) 9.8 m/s

c) -9.8 m/s

d)It depends on the initial velocity.

2) What is the acceleration at the top of the path of a ballthrown vertically up and allowed to fall under free fall? Assumeupward is the positive direction.

a) 0 m/s2

b) 9.8 m/s2

c) -9.8 m/s2

d) It depends on the initial velocity.

Answer rating: 100% (QA)

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