初中生大都十四、五岁,好动、爱模仿、爱表现.在初中物理教学中,绝大多数内容,都是以演示实验为先导,然后再进入抽象的概念教学.教学过程中,学生参与的机会就显得较少,往往造成学习知识的不巩固,提高的不快.通过多年的教学实践,我根据初中课堂教学的特点和学生的生理和心理特点,将两者有机地结合起来, Most junior high school students are 14 or 5 years old, active, love imitation, love performance. In the junior middle school physics teaching, the vast majority of content is based on demonstration experiments, and then into the abstract concept of teaching. In the teaching process, students The opportunities for participation appear to be less, and often result in the unconsolidation of learning knowledge and the unpleasantness of improvement. Through many years of teaching practice, I combined the two organically based on the characteristics of junior high school classroom teaching and the students’ physical and psychological characteristics.