Friday, November 16, 2012

Momentum and Impulse

This resource gave me a good overview of what impulse and momentum are as well as how to use the equations associated with them. Momentum is represented by p and is equal to the mass times the change in velocity, so p=mv. Impulse is represented by J and is equal to the change in momentum and the force times the change in time so Δp=J and J=fΔt. The change in momentum is the final momentum minus the initial momentum or Δp=pfinal-pinitial. Since the video was done by a teacher, it is much easier to understand and is more like a mini lesson than just a video.

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