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Bozorgmehr, Aria1
Kianian, Kiarash1
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Kianian, Kiarash; Bozorgmehr, Aria – European Journal of Physics Education, 2017
In this paper, we indicate the difference between energy equation and the center of mass equation by an especially example. According to our opinion, in teaching mechanics, we should more clearly an integral of Newton's second law and the energy equation. Maybe this leads to greater clarity in the notions of system, work and energy.
Descriptors: Mechanics (Physics), Energy, Equations (Mathematics), Kinetics