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为探究类比活动对概念转变的有效性,在两个相同层次的班级,采用不同的方法展开“氧化剂和还原剂”的教学,结果表明,实施类比教学活动能取得更好的效果,可帮助部分学生放弃原有的错误观念,促进概念的转变。
In order to explore the validity of the analogical activities on the concept of change, the teaching of “oxidants and reducing agents” was carried out in two classes at the same level using different methods. The results show that the implementation of analog teaching activities can achieve better results Help some students to give up the original mistaken ideas and promote the concept of change.