A child whose weight is 270 n slidesdown a 62 m playground


A child whose weight is 270 N slidesdown a 6.2 m playground slide that makesan angle of 20° with the horizontal. The coefficient of kineticfriction is 0.10.

(a) How much energy is transferred to thethermal energy?

J

(b) If she starts at the top with a speed of 4.97 m/s, what is her speed at the bottom?

m/s

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Physics: A child whose weight is 270 n slidesdown a 62 m playground
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