A ball rolls across a floor with an acceleration of 0.10 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?

A)

4.15 m/s

B)

5.85 m/s

C)

4.60 m/s

D)

5.21 m/s

E)

3.85 m/s


A

Physics & Space Science

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