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2003年的理科综合能力测试,从总体上说符合2003年考试说明中的命题指导思想.试题注重了各学科主干知识的考查,注重了对学科中基本概念、基本规律及学科中基本方法的考查,而且加强了学科内的综合.其中物理部分试题还重视与生活、生产、现代科技的联系.如第25题,该题是非选择题卷中的第3题,应该说属于中档题.此题以曾经流行过的一种向自行车灯供电的小型交流发电机为背景,主要考查电磁感应、交变电流的产生以及圆周运动中线速度与角速度的关系等知识,是对学生综合运用知识和能力的考查.从阅卷情况看,本题满分20分,但得分率并不高,估计难度
In 2003, the scientific comprehensive ability test was, in general, in line with the propositional guiding ideology in the examination instructions for 2003. The questions focused on the examination of the main knowledge of various disciplines, and focused on the examination of the basic concepts, basic laws, and basic methods in disciplines. , but also to strengthen the integration within the discipline. The physical part of the test questions also attach importance to life, production, modern science and technology links. As in the 25th question, this question is the third question in non-selective questions, should be said to belong to the mid-range title. In the background of a small-scale alternator that has been popular for supplying bicycle lights, it mainly examines the induction of electromagnetic induction, the generation of alternating currents, and the relationship between linear velocity and angular velocity in circular motions. It is a comprehensive application of knowledge and ability to students. Examination. From the reading situation, this question marks a perfect score of 20 points, but the scoring rate is not high, and the difficulty is estimated.