( ( Dynamics ( In ( ( the terminology ) ( of ( engineering mechanics ) ) ) ) ) ( , ( ( ( ( ( statics ( is ( ( the study ) ( of ( forces ( on structures ) ) ) ) ) ) , ) and ) ( dynamics ( is ( ( the study ) ( of ( forces ( on ( structures ( in motion ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (PP (NP (NNP Dynamics)) (IN In) (NP (NP (DT the) (NN terminology)) (PP (IN of) (NP (NN engineering) (NNS mechanics))))) (, ,) (S (NP (NNS statics)) (VP (VBZ is) (NP (NP (DT the) (NN study)) (PP (IN of) (NP (NP (NNS forces)) (PP (IN on) (NP (NNS structures)))))))) (, ,) (CC and) (S (NP (NNS dynamics)) (VP (VBZ is) (NP (NP (DT the) (NN study)) (PP (IN of) (NP (NP (NNS forces)) (PP (IN on) (NP (NP (NNS structures)) (PP (IN in) (NP (NN motion)))))))))) (. .)))
Dynamics In the terminology of engineering mechanics, statics is the study of forces on structures, and dynamics is the study of forces on structures in motion.
(ROOT (S (NP (NNP Dynamics)) (VP (VBZ is) (NP (NP (DT the) (NN study)) (PP (IN of) (SBAR (WHADVP (WRB how)) (S (NP (NNS forces)) (VP (VBP affect) (NP (NP (DT the) (NN motion)) (PP (IN of) (NP (NNS objects)))))))))) (. .)))
Dynamics is the study of how forces affect the motion of objects.