在义务教育阶段的课程改革实验中,初中开设的理科综合课程——科学课,以提高学生科学素养为目的,内容涵盖物理、化学、生物、自然地理以及空间技术、环境生态等多个学科领域,这对任课教师的知识结构、素质与能力提出了严峻的挑战。因此,实现由理、化、生分科课程教师到理科综合 In the experiment of curriculum reform in compulsory education, the science comprehensive course-science class which junior middle school opened up aims at improving students’ scientific accomplishment, covering many disciplines such as physics, chemistry, biology, natural geography, space technology and environment ecology , Which pose a serious challenge to the teachers’ knowledge structure, quality and ability. Therefore, to achieve by the rationale for the division of science teachers to science synthesis