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October 25, 2014

Homework Help: physics

Posted by Anonymous on Sunday, January 13, 2008 at 6:54pm.

i dont understand how to do this question, its a phys 11:

"A skier is acc. down a 30.0 degree hill at 3.80m/s^2"

a) What is the horiz. comp. of the acc.?
b) What is the vert. comp. of the acc.?
c) Assuming she starts from rest and acc. uniformly down hill, how long will it take for her to reach bottom if the elev. change is 355m?

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