# Physics

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A 37 kg child roller skates, initially at rest, rolls 2.0 m down an incline at an angle of 17 degrees with the horizontal. If there's no friction, what is the kinetic energy of the child at the bottom of the incline?

• Physics -

M g H
where H is the change in vertical elevation.

Get H from the length and the angle/

• Physics -

591.85 J

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