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STS(科学、技术、社会)类习题既训练学生的科学思能力,又联系科学、生产和社会的实际,这与新课程倡导“一个好的习题,就是一个科学问题”、“加强与现代社及科技发展的联系,反映当代科学技术发展的重要成果和的科学思想”、“关注物理学的技术应用及其带来的社会题”的理念是不谋而合的,因此教师在“设计练习和习题时应多选择有实际科技背景或以真实物理现象为依据的问题下面是笔者对”磁流体的应用“中几例STS题的赏析。1.磁流体发电机
The STS (Science, Technology, Society) class exercises not only train students’ scientific thinking ability but also relate to the reality of science, production and society. This is in line with the new curriculum advocacy that ”a good exercise is a scientific problem.“ And the modern society and the development of science and technology, reflects the important achievements of contemporary science and technology development and scientific thinking ”, “ concerned about the technical application of physics and its social problems ”concept coincide, Therefore, teachers in the “design exercises and exercises should choose more than the actual scientific and technological background or the real physical phenomena based on the following questions is the author of ” magnetic fluid application "in a few cases of appreciation of STS questions .1 magnetic fluid generator