Monday
April 21, 2014

Homework Help: conceptual science

Posted by Brenda on Sunday, June 23, 2013 at 6:15pm.

In the absence of air resistance, a ballplayer tosses a ball
straight up.
(a) By how much does the speed of the ball decrease
each second while it is ascending?
(b) By how much does its speed increase each second
while it is descending?
(c) How does the time of ascent compare with the time
of descent?

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