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21 June, 12:10

If the mass of an object is 8 kg and its momentum is - 80 kgm/s, what is its velocity?

A. 10 m/s

B. 12 m/s

C. 8 m/s

D. - 10 m/s

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Answers (1)
  1. 21 June, 13:05
    0
    An object's momentum is the product of its mass and its velocity:

    p = mv

    p is its momentum, m is its mass, and v is its velocity.

    Given values:

    p = - 80kg*m/s

    m = 8kg

    Plug in these values and solve for v:

    -80 = 8v

    v = - 10m/s

    Choice D
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