( ( ( The impulse ) ( of ( the force ) ) ) ( ( ( is just ) ( ( the value ) ( of ( ( the force ) ( times ( ( the time ) ( of application ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN impulse)) (PP (IN of) (NP (DT the) (NN force)))) (VP (VBZ is) (ADVP (RB just)) (NP (NP (DT the) (NN value)) (PP (IN of) (NP (NP (DT the) (NN force)) (PP (CC times) (NP (NP (DT the) (NN time)) (PP (IN of) (NP (NN application))))))))) (. .)))
The impulse of the force is just the value of the force times the time of application.
(ROOT (S (NP (NNP Impulse)) (VP (VBZ is) (NP (NP (DT the) (NN quantity)) (PP (IN of) (NP (NP (NN force)) (VP (VBN multiplied) (PP (IN by) (NP (NP (DT the) (NN time)) (SBAR (S (NP (PRP it)) (VP (VBZ is) (VP (VBN applied)))))))))))) (. .)))