A ball is launched horizontally at 150 m/s from a cliff. What is its vertical speed after 3 seconds? A. 150

A ball is launched horizontally at 150 m/s from a cliff. What is its vertical speed after 3 seconds?

A. 150 m/s
B. 50 m/s
C. 0 m/s
D. 30 m/s


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