1问题的提出物理是一门以实验为基础的科学,实验在物理教学中起到十分重要的作用.不管是从物理学科发展历史上还是学生的物理知识的理解上其作用都无可替代.现行各种版本的初、高中物理教材都对物理实验进行了加强,各类实验的数量在增多.各种物理教学教研杂志,也基本上把实 1 PROBLEM PROPOSED Physics is an experiment-based science, and experiments play an important role in physics teaching, and its role is irreplaceable both in the history of physics and in the students’ understanding of physical knowledge. The current version of the primary and secondary high school physics textbooks are to strengthen the physical experiments, the number of various experiments is increasing.All kinds of physics teaching teaching and research magazines, but also basically the real