Change in v = 9.8 m/s 2x t. The diagram shows a ball falling toward Earth in a vacuum. 1 Time (s) o 1 y = 0 m/s 2 3 4 What is the velocity of the ball at 3 seconds?

A. 29.4 m/s

B. 39.2 m/s

C.9.8 m/s

D. 19.6 m/s​
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