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本文探讨的主题不是96高考21题的解法,而是提出引用该题解答过程中得出的两个重要物理量的关系式,巧妙的越过复杂习题中相关问题难关的思维方法。下面进行具体的分析总结。(1996年全国21题)在光滑的水平面上,有一静止的物体,现以水平恒力甲推这一物体,作用一段时间后,换成相反
The topic discussed in this paper is not the solution to the 21 questions in the 96 college entrance examinations. Instead, it proposes the relationship between the two important physical quantities that are drawn from the solution to the problem, and cleverly crosses the difficult way of thinking about the related problems in the complex exercises. The following is a detailed analysis of the summary. (1996 national question 21) On a smooth level surface, there is a stationary object, which is now pushed by horizontal constant force A. After a certain period of time, it is reversed.