Recent content by koonts

Bump, can anyone help me out here?

Impulse = Δ p and since Δ p = 0, then J = Ff x t which is 56.96 x 0.460 which gives you 26.20 N.s What do I do with the impulse value that I got?

So what do I need to change/add? I understand what you are telling me, but I don't know what do I do

Homework Statement A 46.5 kg kid on roller blades pushes as hard as he can on a wall which causes him to start rolling away from the wall. At this point, friction begins to slow him down and he comes to rest 14.3 m from the wall. The coefficient of friction is 0.125. If his push lasted...