一、正确引导,消除心理障碍很多学生反映高中物理一学就会,一用就错,一放就忘。这说明学生对所学知识了解不深刻,掌握不全面。因此,教师在教学过程中不能操之过急,对所学的知识不能要求学生一次到位,而应根据学生实际情况,适当放慢速度,使学生对概念的理解和掌握随着认识能力的提高螺旋式上升。如在《牛顿第二定律》一 First, the correct guidance to eliminate psychological barriers A lot of students reflect high school physics will be a use is wrong, a forgotten. This shows that students do not understand what they learned is not profound, incomplete grasp. Therefore, teachers can not be over-trained in the process of teaching. Students can not learn the knowledge they need in a single place. Instead, they should appropriately slow down according to the actual situation of the students so as to make the students understand and grasp the concepts. As the cognitive ability rises spirally . As in “Newton’s second law” one