What Is the Impact Speed of a Ball Thrown from a Window?

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J03

Work and Engery Physics Question?

Homework Statement

A ball is thrown up at 21m/s from a 19meter high window. What will be the ball's speed at impact with the ground?

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quantumdude

Staff Emeritus

Science Advisor

Gold Member

Pretty darn fast.

Ok now seriously, let's see what you've got so far. Think conservation of energy.