Question

A ball is dropped from the roof of building 50 m tall at the same time that
a ball is thrown straight upward from the ground with a velocity of 25 m/s (See the
sketch.).(a) At what time do the two balls pass each other? (b) What is the common
vertical position of the balls when they pass? (c) What are the velocities of the balls when
they pass?

Answer 1

i like to use the attached file beccause the draw option here is hard to use.

Answer 2

(a) 2 sec

Answer 3

(b) 19.6m

Answer 4

(c) 19.6 m\s ,, 5.4 m\s