Newton's third law of motion — An Etymological Dictionary of Astronomy and Astrophysics

Newton's third law of motion

سومین قانون ِ نیوتنی ِ جنبش

sevomin qânun-e Newtoni-ye jonbeš (#)

Fr.: troisième loi newtonienne de mouvement

In a system where no external forces are present, every action force is always opposed by an equal and opposite reaction.

See also: → Newton; → third; → law; → motion.

An Etymological Dictionary of Astronomy and Astrophysics