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摩擦是一种常见的现象.如何分析摩擦现象,理解摩擦力这一个难点,有时一些表面现象掩盖问题的内涵,容易导致产生错误.研究摩擦时要多联系生活经验,通过具体事例的分析,来加深对摩擦力的理解.这里就如何分析、挖掘摩擦力谈几点看法.一首先要正确理解摩擦力的概念
Friction is a common phenomenon. How to analyze the friction phenomenon and understand the friction is a difficult point. Sometimes some surface phenomena cover the connotation of the problem and it is easy to cause mistakes. When we study friction, we must relate more to life experience, through the analysis of specific cases. Deepen the understanding of friction. Here to talk about how to analyze and dig the friction. A first thing to understand correctly is the concept of friction.