2020年物理高考趋势
趋势一:突出基础性
高考中,基础始终是考查的重点,知识的记忆、概念的理解、理论的应用都很重要,不论高考形势和考查方法如何更新、变化,高考中基础的分值约占80%,这是最大的趋势,所以考生在复习中,要通过认真理解、针对性训练,弄懂弄透《考试大纲》所列每一个知识点,不放过任何一个细节,一些难度大的综合题实际也是由基础题组合而成,基础题足够扎实,综合题就有希望拿分。
趋势二:模型化考查
高中物理问题都是模型问题,如“传送带模型”“竖直上抛模型”“斜面模型”“共点力模型”……物理习题或者就是模型问题,或者可以抽象为模型问题。考生要总结“抽象为模型的必备条件”“模型问题的解题方法”等等。
趋势三:训练更注重计算
个别高考题计算量真的很大,命题专家很重视考查考生的笔算能力,一些计算题可以估算,一些计算题却需要硬算。原始公式列出来,代入数据后能得出准确结果也是一种能力。
高中物理知识结构图
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