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人教版八年级物理教材中,编者针对安培定则设计了两幅漫画,很多教师认为其为多余内容。现从学生认知发展规律出发,利用问题串,结合两幅漫画,使安培定则“生长”出来。同时对教学中出现的突发状况——两个手指判定电流方向与螺线管极性关系给予分析,并与国外教材进行比对,给予学生发散的思维以正确的评价,促进学生可持续发展。
PEP teaching material in the eighth grade, the editor for Amps rules designed two comic books, many teachers think it is redundant content. Starting from the rules of cognitive development of students, the use of the problem string, combined with two comics, so that Ampere’s rule “growth ” out. At the same time, it analyzes the unexpected situation in teaching - the relationship between the current direction of the two fingers and the polarity of the solenoid, and compares with the foreign teaching materials to give students the divergent thinking to correct evaluation and promote students’ sustainable development .