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拓展教学是指通过改变一道题目的解题方法或条件、设问,并重新分析、讨论的一种教学方法.拓展教学除了注重对学生基础的考查,还能培养学生举一反三的变通能力,提高学生创新思维能力,培养其发现问题和解决问题的能力.下面以高考复习中部分问题的拓展教学为例说明.一、解题方法的拓展一个物理问题往往有多种解法,即一题多解.通过多角度的分析讨论,加深学生对基础知识的理解和应用,总结其基本规律,从不同种解题方法中探索出
Expansion of teaching refers to a teaching method by changing the way or condition of solving a problem, setting questions, and re-analyzing and discussing .In addition to paying attention to the examination of students ’foundation, developing teaching can also cultivate students’ Innovative thinking ability, develop their ability to find and solve problems.Explore the following part of college entrance examination to review the expansion of teaching as an example.One, the expansion of the problem-solving method A physical problem often has a variety of solutions, that is, a problem and more solutions. Through multi-angle analysis and discussion, deepen students’ understanding and application of basic knowledge, summarize their basic laws, and explore from different kinds of problem solving methods