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F = ma (11–17)
Kinematics
FMA-2017-17 · 2017 F = ma (AAPT)

2017 F = ma Exam — Question 17

An object is thrown directly downward from the top of a 180 meter tall building. It takes 1.0 seconds for the object to fall the last 60 meters. With what initial downward speed was the object thrown from the roof?
Source: Question 17, 2017 F = ma Exam, © 2017 American Association of Physics Teachers (AAPT) and the U.S. Physics Team. Adapted by PhysicsTrainer: reformatted into a separate question and answer choices for online multiple-choice practice; any shared setup from nearby questions is repeated here. Not affiliated with or endorsed by AAPT or the U.S. Physics Team.