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[原题](2011年高考江苏卷第15题,详见本期第48页)一、赏析(一)试题特点总述1.知识覆盖面广,重视基础,突出主干知识本题涉及到直线运动、曲线运动、电场、磁场、屏蔽、能量、图象等方面,知识点多,信息量大。突出带电粒子在电场、磁场中的运动及其能量变化等主干知识的考查。2.问题设计合理,层次感强,考查方法新颖围绕主干知识和学生物理分析能力去设计问题情景,由浅入深,借用知识迁移,加入磁屏蔽管,创设全新问题探究情境,学
[Original title] (2011 entrance examination Jiangsu volume 15 questions, see the current page 48) First, the appreciation of (a) a summary of the characteristics of the test questions 1 knowledge coverage, pay attention to the foundation, highlighting the main knowledge This topic relates to linear motion, Curve movement, electric field, magnetic field, shielding, energy, image and so on, knowledge and more information. Highlight the charged particles in the electric field, the magnetic field in the movement and energy changes such as the main knowledge of the test. 2. Problem design is reasonable, strong sense of hierarchy, test method novel around the trunk knowledge and students’ physical analysis ability to design problem scenarios, from shallow to deep, borrow knowledge transfer, join the magnetic shield tube, create a new problem to explore the situation, learn