ProblemSolvingwithNewton’sLaws
日期：2011-09-20 09:27:00
来源：作文地带
好评：优秀英语作文
作文地带导读：According to Newton’s Second Law, the acceleration of the sled is a = F/m. We know the sled has a mass of 10 kg, so we just need to calculate the magnitude of the net force in the -direction.Now that we have calculated the ma...
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