Find the work (in ft-lb) done by winding up a hanging cable of length 100 ft and weight-density 3 lb/ft. ft-lb How much work (in ft-lb) is done to lift the cable 50 ft?

asthenosphere and convection

dang that balls went far

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.