Suppose you toss a tennis ball straight up into the air. Does the kinetic energy of the ball increase or decrease as it moves higher?
decrease
increase
Does the potential energy of the ball increase or decrease as it moves higher?
increase
decrease
Suppose you have a billiard ball that is the same size as the tennis ball, but has twice the mass. If you toss the billiard ball straight up into the air with the same amount of energy, how high would it go in comparison to the tennis ball?
twice as high as the tennis ball
to the same height as the tennis ball
half as high as the tennis ball