一、问题的提出在我国九年义务教育体制中,物理课程通常开设在初中二、三年级(八、九年级),而且是全国各省、市、自治区的中考必考科目。对于培养学生认识物质世界和严谨的科学研究精神、树立唯物主义的世界观、人生观、价值观以及较强的逻辑推导与运算能力具有十分重要的作 First, the issue raised In our nine-year compulsory education system, physics courses are usually set up in the second and third grades (eighth, ninth grade), but also the provinces, municipalities and autonomous regions in the entrance exams required subjects. It is of great importance to foster students’ understanding of the material world and rigorous scientific research. It is of great importance to establish a materialistic world outlook, outlook on life, values, and strong logical derivation and computing power