Posted by **Emily** on Tuesday, October 11, 2011 at 8:13pm.

A skier is accelerating down a 30.0° hill at a = 3.70 m/s2 (

(a) What is the vertical component of her acceleration?

|m/s2 (downward)

(b) How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 310 m?

s

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