与新课程相比,传统的物理课堂教学有很多不足之处,主要表现为“几多几少”:教师讲解、问答、操练记忆、强求一致、照本宣科、显性内容多,学生思考、探索交流、鼓励创新、发展个性、智力活动、隐性内容少。现代教学论强调学生在物理学习过程的主动建构,并且重视学生已有的知识和经验。所以,物理教育工作者应 Compared with the new curriculum, the traditional physics classroom teaching has many shortcomings, mainly manifested as “how many less ”: teachers explain, Q & A, exercise memory, consensus, according to the scripted, explicit content and more students think, Explore exchanges, encourage innovation, develop personality, intellectual activities, less hidden content. Modern teaching theory emphasizes students ’initiative construction in the process of physics study, and attaches importance to students’ existing knowledge and experience. So, physics educators should