A Rock Is Thrown Straight Down with an Initial Velocity

question 43

Multiple Choice

A rock is thrown straight down with an initial velocity of 17.5 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