A300-foot cable weighing 6 pounds per foot is hanging from a winch 300 feet above ground level. find the work (in ft-lb) done in winding up the cable when there is a 200-pound load attached to the end of the cable.

Which quantities are scalars? choose all that apply a.distance b.speed c. acceleration d.velocity

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point