Carter pushes a bag full of basketball jerseys across the gym floor. the bag weighs 21 newtons. if he pushes the bag 9 meters in 3 seconds, how much power does he use? (hint: 1 watt = 1 .)

Determine the maximum r-value of the polar equation r =3+3 cos 0

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?

The energy equivalent of the rest mass of an electron is