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What is the speed for the slier on reaching the bottom of the slope?

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A 60-kg skier starts from rest from the top of a 50-m high slope. What is the speed for the slier on reaching the bottom of the slope? (Neglect friction)

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  1. Using energy considerations...

    PE = KE

    mgh=1/2 mv^2

    v=SQRT(2gh) = 31 m/s (2 sig. figs.)

    -Fred

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