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Homework answers / question archive / 1A block slides a certain distance down an incline, The work done by gravity is W
1A block slides a certain distance down an incline, The work done by gravity is W. What is the work done by gravity ifthis block slides the same distance up the incline? A] w B] zero C} -W D} '121Irat'il3.r cannot do work: some other force does the work. E) The work cannot be determined unless the distance traveled is given. 4.Mike is cutting the grass using a human-powered lawn mower. He pushes the mower with a force of!" N directed at an angle ot'4 l ' below the horizontal direction. Calculate the work that Mike does on the mower in pushing it 9.] m across the yard. A] 5] D] B} 460 J e} um o] also: 213m 5. Bill1 a worker at a loading dock, is moving a crate of mass 35.0 kg up a ramp that Forms a 25.0" with the horizontal to a height of 5.0!! m. a. If the ramp is frictionless. how much work must Bill do in pushing the crate to the top? it. How much work does gravity do as Bill pushes the crate up the ramp?
