You can calculate the momentum of a moving object by multiplying the mass (the size) of an object by its velocity (how fast it is moving).
http://answers.ask.com/Science/Other/how_is_moment...

1. Divide the magnitude of the external force on the object by the object's mass. For this example, imagine a force of 1,000 Newtons acting on a mass of 20 kg: 1,000 ÷ 20 =
http://www.ehow.com/how_8395603_calculatechangem...

fuch doug and the school
http://wiki.answers.com/Q/What_is_momentum_and_how...

The formula for momentum is: p = mv = (mv)/(square root of (1v^2/c^2) C in the
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