A stone is thrown from the top of a building with an initial velocity of 20 m/s downward. The top of the building is 60 m above the ground. How much time elapses between the instant of release and the instant of impact with the ground?
A) 2.0 s
B) 6.1 s
C) 3.5 s
D) 1.6 s
E) 1.0 s

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The Answer of A stone is thrown from the top of a building with an initial velocity of 20 m/s downward. The top of the building is 60 m above the ground. How much time elapses between the instant of release and the instant of impact with the ground?
A) 2.0 s
B) 6.1 s
C) 3.5 s
D) 1.6 s
E) 1.0 s

A Stone Is Thrown from the Top of a Building