1. PF Contest - Win "Conquering the Physics GRE" book! Click Here to Enter
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Simple kinematics problem(i need help)

  1. May 4, 2008 #1
    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
  2. jcsd
  3. May 4, 2008 #2
    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?
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook