Imagine you throw a tennis ball vertically into the air. At the exact top of its trajectory it is at rest. What is the magnitude of its acceleration at this point?

A. 9.8 m/s2

B. –9.8 m/s2

C. 0 < < 9.8 m/s2

D. 0

E. Other (specify)


A. 9.8 m/s2

Physics & Space Science

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