W=-ΔE_p在弹簧问题中的应用题型剖析

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弹簧类问题多为综合性问题,弹簧在伸缩过程中涉及力、加速度、功和能等多个物理概念及其规律,此类问题具有很强的综合性,是高考的难点之一.利用模型化方法归纳出中学阶段出现的弹簧功能关系题型,使学生在分析此类问题时,能掌握有效的解题思路,可培养学生构建物理模型的思维能力和系统分析物理问题的能力. Spring-type problems are mostly comprehensive issues, the spring in the process of stretching involved in physical concepts and their laws of force, acceleration, work and energy, such problems are highly integrated, is one of the difficulties of college entrance examination. The method summarizes the types of spring function relationships that occur in secondary school so that when analyzing such problems, the students can master effective thinking of solving problems and train students’ ability of thinking in constructing physical models and systematic analysis of physical problems.
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