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近些年高考几乎都有一道考查万有引力内容的试题,并且以选择题的形式呈现。笔者以理综卷Ⅰ为例,选取4道试题,分析考生求解此类试题的思维过程和方法,从而对今后万有引力类高考试题命制进行研究。例1(2015,第21题)我国发射的“嫦娥三号”登月探测器靠近月球后,先在月球表面附近的近似圆轨道上绕月运行;然后经过一系列过程,在离月面4 m
In recent years, college entrance examination almost all have a test of gravitation content of the test questions, and in the form of multiple-choice questions presented. Taking Science Volume I as an example, this paper selects 4 examination questions and analyzes the thinking process and method of the candidates to solve such questions, so as to research the future gravitation test questions. Example 1 (2015, Problem 21) After the lunar probe of Chang’e III launched by our country is lunged, it is first run around the moon on the approximate circular orbit near the lunar surface. After a series of processes, Face 4 m