在物理教学中,新课好上,复习课难教.因学科特点,物理新课实验多,现象奇,一般易激起学生课堂学习的兴趣.而复习课是对新课的知识记忆巩固、理解提升,知识是学过的,且由于大部分知识仍然留在学生脑海里,如果教师以常规方法,即归纳知识点 In physics teaching, the new class is good, difficult to teach refresher class .Because of the characteristics of the subject, the physical new class of experiments, strange phenomena, generally easy to arouse the interest of students in class learning.However, the review class is to consolidate the knowledge of the new class, Understanding promotion, knowledge is learned, and because most of the knowledge is still in the minds of students, if the teacher in a conventional way, that induction of knowledge