1教材分析本课是初中物理苏科版八年级上第五章《物体的运动》的第二节,是初中物理中较传统的一节课,虽然是一节传统课,但本课在新、旧教材中的教材设计变化较大,较典型地体现了新课程改革中的变化.本课内容与日常生活紧密联系,学生每天都接触到了运动得快或者运动得慢的物体, 1 textbook analysis This class is the junior high school physics Suke version eighth grade fifth chapter “movement of objects” in the second, is a more traditional junior middle school physics class, although it is a traditional class, but the class in the new , The teaching materials in the old textbooks vary greatly in design, more typically embody the changes in the new curriculum reform.The content of this course is closely linked with daily life, the students come into contact with the objects moving faster or slower each day,