Recent content by mike-d

Thanks for the reply :D However I am confused as to why total work equals to the change in KE... I would really appreciate it if you could explain it.

Homework Statement How much work must you perform to lift a 5 kg bag from the floor to the countertop, 1 meter above the floor? 2. The attempt at a solution A. You could say that any force greater than the weight of the bag would lift it up. Thus, the weight is 50 N and the force...