第一部分:教学准备一、教材内容分析本节课是浙教版教材科学七年级上册第一章第六节的内容,是在前几节长度、温度和质量等有关测量内容基础上的再拓展。停表的使用在很多实验探究中都要涉及到,并且学会珍惜时间将令学生受益终身。因此,本节课起着承上启下的作用。 The first part: teaching preparation A textbook content analysis This lesson is the content of the first chapter of the sixth edition of the textbook of the seventh edition of Zhejiang textbook science, is based on the first few sections of the length, temperature and quality of the measurement based on the content of the re-expansion . The use of stop-watch has to be covered in many experiments and learn to cherish the time will benefit students for life. Therefore, this lesson plays a pivotal role.