2005年高考理科综合试题(天津卷)第24题是一道中等难度的题目,考察的是力学知识的综合应用能力.解答途径多种多样,既考查了学生的基础知识,又能对学生思维的灵活性和发散性进行科学的考察,是一道值得研究的好题,如果能在教学中加以挖掘,从不同的角度进行分析,用不同的方法进行 In 2005, the 24th title of the Science Examination for Comprehensive Science in the College Entrance Examination (Tianjin Vol.) is a medium-level problem. It is the ability to comprehensively apply the knowledge of mechanics. There are many ways to answer the questions. It not only examines the students’ basic knowledge, but also students’ thinking. The scientific investigation of flexibility and divergence is a good question worth studying. If we can dig in teaching, analyze from different angles and use different methods.