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A Rock Is Thrown Straight Down with an Initial Velocity

Question 63

Multiple Choice

A rock is thrown straight down with an initial velocity of 14.5 m/s from a cliff.What is the rock's displacement after 2.0 s? (Acceleration due to gravity is 9.80 m/s2. )


A) 28 m
B) 49 m
C) 55 m
D) 64 m

Correct Answer:

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