<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> In Newtonian mechanics, linear momentum, translational momentum, or simply momentum (pl . momenta) is the product of the mass and velocity of an object . It is a three - dimensional vector quantity, possessing a direction and a magnitude . If m is an object's mass and v is the velocity (also a vector), then the momentum is </P> <Dl> <Dd> p = m v, (\ displaystyle \ mathbf (p) = m \ mathbf (v),) </Dd> </Dl>

The product of mass and velocity is called