N neminem New member Dec 13, 2009 #1 "A ball, initally at rest, takes the time t to fall through a vertical distance h. If air resistance is ignored, the time taken for the ball to fall from rest to a vertical distance of 9h, is 3t. Explain why. " Help, please??
"A ball, initally at rest, takes the time t to fall through a vertical distance h. If air resistance is ignored, the time taken for the ball to fall from rest to a vertical distance of 9h, is 3t. Explain why. " Help, please??