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neo45 · 03-04-2016, 01:12 PM

Heading a soccer ball does not cause as much damage as a punch. Force equals mass times acceleration and a soccer ball does not weigh as much as a human arm

03-04-2016, 01:12 PM	#6
neo45 #1 Goaltender Join Date: Nov 2011 Exp:	Heading a soccer ball does not cause as much damage as a punch. Force equals mass times acceleration and a soccer ball does not weigh as much as a human arm