A force acting on an object does NO work if:
A)a machine is used to move the object
B)the force is not in the direction of the objects motion
C)the force is greater than the force of friction
D)the object accelerates
A)a machine is used to move the object
B)the force is not in the direction of the objects motion
C)the force is greater than the force of friction
D)the object accelerates