2. 1D Motion / Kinematics
Vertical Motion and Free Fall
2:14 minutes
Problem 2r
Textbook Question
Textbook QuestionA brick is dropped (zero initial speed) from the roof of a building. The brick strikes the ground in 1.90 s. You may ignore air resistance, so the brick is in free fall. (b) What is the magnitude of the brick's velocity just before it reaches the ground?
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