impulse
momentum
momentum (product of mass and velocity)
(syn)
impulse:
A thrust; a push; a sudden force that impels.
A wish or urge, particularly a sudden one prompting action.
an impulse
momentum, impetus
an impulse (sudden urge)
(ux)
an impulse, an impetus (something that impels, often of something abstract)
an electrical impulse
impulse