-A box is pulled up a ramp by a cable at a constant speed There
is a friction force between the ramp surface and the box. The work
due to friction on the box is?
zero, positive, increasing, negative, or decreasing?
-Consider a pendulum. The magnitude of the masse's velocity is
at maximum when?
the mass is at it's lowest point, the mass is at it's highest
point, at all points (constant speed), or the initial velocity?
-Consider a rotating...