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学习过摩擦力的高中生基本上都知道静摩擦力的方向与相对运动的趋势方向相反,而相对运动趋势的方向该怎样去判断呢?这是高中阶段的一个难点,结合教学实践,浅谈相对运动趋势方向的判断。
High-school students who have studied friction basically know the direction of the static friction opposite to that of the relative movement, and how to determine the direction of the relative movement trend? This is a difficult point in the high school stage. In combination with the teaching practice, Judgment of the direction of the movement trend.