At the beginning of a basketball game, a referee tosses the ball straight up with a speed of 4.6 m/s. A player cannot touch the ball until after it reaches its max height and begins to fall down. What is the minimum time that a player must wait before touching the ball?

Question

anonymous · Answer

0.5s$$v=v _{0}+g t$$

anonymous · Answer

orbital shawn, can you break it down for me? I'm trying to help my high school child, but......it's been a long time since I've done high school physics.

anonymous · Answer

use the equation above to calculate the answer

anonymous · Answer

ok, thanks. New question.                                  Jerry the tomcat wants to jump up onto the refrigerator to reach the cheesy-poofs. If the refrigerator is 2m tall, how fast must Jerry jump to make it?

anonymous · Answer

vertical velocity of 6.261m/s

anonymous · Answer

what equation did you use?