May 26, 2016

Homework Help: Physics

Posted by Chris on Thursday, September 29, 2011 at 5:41pm.

Two students are on a balcony 24.9 m above the street. One student throws a ball, b1, vertically downward at 19.6 m/s. At the same instant, the other student throws a ball, b2, vertically upward at the same speed. The second ball just misses the balcony on the way down.
(a) What is the difference in time the balls spend in the air?

(b) What is the velocity of each ball as it strikes the ground?
velocity for b1= m/s
velocity for b2 = m/s

(c) How far apart are the balls 0.440 s after they are thrown?

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