1. May 4, 2008 #1

   sz1989

   

   1. The problem statement, all variables and given/known data
   I throw a ball vertically out of a 84meter high window with an intial velocity of 32.2m/s. How many seconds until the ball hits the ground
   
   
   2. Relevant equations
   
   
   
   3. The attempt at a solution

    

   sz1989, May 4, 2008
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3. May 4, 2008 #2

   robertm

   

   You have to give us an idea of what you have tried to solve this problem before anyone will help you.
   
   Apparently you understand that this is a kinematics problem, so start from there. What Kinematic equations do you know, and what one do you think will apply to describe this situation?

    

   robertm, May 4, 2008

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