If acceleration is constant, is velocity also constant? Nope. The image at the top of this page shows that the object is speeding up every second by a certain rate, so velocity is not a constant value. The question is, can we figure out what the speed is at different intervals of time? Of course we can! Here’s how…
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Click here to go to next lesson on Graphing Free Fall Motion.

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2 Responses to “Velocity”

  1. Since the wrench started out in the person’s hand, the wrench was stationary. So its initial velocity is zero.

  2. How do we know its initial velocity ?