When will a baseball always have more momentum than a bowling ball? A. only when the bowling ball is not moving B. only when it's moving faster than the bowling ball C. only when it's moving more slowly than the bowling ball D. when it's moving faster than the bowling ball or when the bowling ball is not moving

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."

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