Question
Tue May 08, 2012 By: Aarthi Vishwanathan
 

A stone is thrown vertically upwards from the surface of the earth.What is the direction of velocity and acceleration of the stone (a)on its way up (b)on its way down

Expert Reply
Wed May 09, 2012
The velocity and acceleration of the ball point in opposite directions for the first half of the flight and in the same direction for the second half. 
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