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超重和失重现象是高中物理现象中学生比较难理解的内容,可以通过自制教具设计非常规实验,感性地演示超重和失重现象,设计过程中注意实验的易操作和易观察性,从而有效帮助学生突破这个难点。
Overweight and weightlessness is a difficult comprehension for middle school physics students. It can design unconventional experiments through self-made teaching aids, demonstrate overweight and weightlessness emotionally, and pay attention to the experiment’s easy operation and observability during the design process so as to effectively help students break through This difficulty.