“电场”是历年高考试题中考点分布的重点区之一.综观2009年全国高考各卷中的“电场”试题,既有对本章考点的单独命题,也有将电场知识与运动学公式、牛顿定律等力学规律相联系的综合考查题;既注重对基础知识的考查,也注重对理解能力、推理能力、分析综合能 “Electric field ” is one of the key areas in the entrance exam questions over the years.Considering the “electric field ” questions in the 2009 national college entrance examination of each volume, both the separate proposition of this chapter test sites, but also the electric field knowledge and kinematics Formula, Newton’s law and other mechanical laws associated with the comprehensive test questions; not only focus on the basic knowledge of the test, but also pay attention to understanding, reasoning ability, analysis of comprehensive energy