Mr. Wilson does 195 J of work lifting himself 0.5 m. What is Mr. Wilson’s mass? (2 steps)

You can decrease the resistance of a length of wire by

By definition a socially healthy person has access to clean water in adequate living space and makes an effort to recycle

As the ball rolls down the ramp, there are changes in kinetic and potential energy. how much kinetic energy does the ball have when it reaches point b? a) 0j b) 25j c) 50j d) 100