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24 August, 09:52

One car is sitting still the other is moving at a velocity of 4m/s. If two cars have a mass of 0.04 kg run into each other, what is the momentum of the pared cars?

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  1. 24 August, 13:03
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    p = 0.16 kgm/s

    Explanation:

    the initial momentum combined of the two cars and the final momentum of the paired cares are the same, so we just need to find the initial momentum

    p = m1v1 + m2v2

    p = 0.04*4 + 0.04*0

    p = 0.04*4

    p = 0.16 kgm/s
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