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Homework Help: Kinematics in 1D

  1. Sep 19, 2009 #1
    1. A stone is thrown with an initial velocity of +7.0 m/s. The acceleration of the stone is a constant and has the value of -9.81m/s^2.What is the velocity of the stone after 0.5s?

    2. Relevant equations
    i have no idea

    3. The attempt at a solution
    i cant find the right equation to put this in
  2. jcsd
  3. Sep 19, 2009 #2

    Doc Al

    User Avatar

    Staff: Mentor

    What direction is it thrown? Never mind--your title suggests 1D motion, so I presume straight up.

    You have the correct equation. Use it!
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