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Old November 29, 2012, 08:16 PM   #16
amygdala
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Join Date: April 14, 2009
Posts: 16
Momentum or energy?

Jonathan raises the question again. Is the key factor momentum (mass times velocity) or energy (0.5 times mass times velocity squared)? Would like to hear a definitive answer, if there is one. The rankings of SD ammo is very different depending on whether the key variable is momentum or energy. Why so little discussion/
-am
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