When the ball hangs from the ligament, it stretches a certain amount. If the ball is then pulled downward, the ligament experiences a greater stretch. When the ball is subsequently released, what is the direction of the net force on the ball?

Which of the following represents an upside-down image? o a. +doo b. -doo c. +mo d.-m

Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.

During the past 150 years in the united states, how did energy consumption compare to population growth