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public domain image via Wikipedia Creative Commons
Note that for kinetic energy, KE = 1/2 mV^{2}, so V varies as the square root of the mass (m^{1/2}). Notice also that the energy increases with the square of the velocity. (This is why an accident at 60 mph (88 ft/s) is much worse that one at 30 mph - four times as much energy is involved!)
© R A Paselk
Last modified 18 February 2011