- #1
physics_10
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Homework Statement
A brick of mass 1.0 kg slides down an ice roof inclined at 30 degrees with respect to the horizantal. If the brick starts from rest, how fast is it moving when it reaches the edge of the roof 0.90s later? Ignore friction
Homework Equations
Fnet = ma
v2 = v1 + 1/2 at^2
The Attempt at a Solution
I have no idea where to start with this problem. I attempted to find acceleration but just have no clue what to do :S any help would be great thanks !