Momentum
Subject undefined
Pronunciation: mo•MEN•tem
Definition
a vector quantity that is the product of an object’s mass and velocity
Example
When served, the initial momentum of a 0.580 kilogram tennis ball as it loses contact with the racket at 95.5 mph (26.7 m/sec) is 15.5 kg m/sec.
p = mv
p = (0.580 kg)(26.7 m/sec)
p = 15.5 kg m/sec