Physics, 14.01.2020 00:31, kragland4752

Aboy reaches out of a window and tosses a ball straight up with a speed of 10 m/s. the ball is 20 m above the ground as he releases it. use conversation of energy to find

part a

the ball's maximum height above the ground.
express your answer using two significant figures.

hmax = m
part b

the ball's speed as it passes the window on its way down.
express your answer using two significant figures.

vwindow = m/s
part c

the speed of impact on the ground.
express your answer using two significant figures.

vimpact = m/s

Answers: 1

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Aboy reaches out of a window and tosses a ball straight up with a speed of 10 m/s. the ball is 20 m...