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D Question 4 4 pts Two identical ping-pong balls are selected for a physics demo

ID: 1869597 • Letter: D

Question

D Question 4 4 pts Two identical ping-pong balls are selected for a physics demonstration. A ed in one of the balls; and the ball s illed with water. The hole is sealed so that no water can escape. The dropped from rest at the exact same t Assuming there two balls are then time from the roof of a building. is no wind, which one of the following statements is true? The two balls reach the ground at the same time. The heavier bal reaches the ground a long time before the lighter heavier ball reaches the ground just before the lighter ball. The heavier ball has a much larger velocity when it strikes the ground than the light ball. avier ball has a slightly larger velocity when it strikes the ground than the light ball

Explanation / Answer

Assuming no air drag or effect of wind,both ping pong balls will come down exactly same time with exactly same speed and trajectory.

Only first option

((But practically heavier ball will reach slightly quicker and with sightly more speed.))