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一、问题的提出新课程的基本理念之一是让学生有更多的机会主动体验探究过程,在知识的形成、联系、应用过程中养成科学的态度,获得科学的方法,在“做科学”的探究实践中,逐步形成终身学习的意识和能力~([1])。科学探究是学生体验科学研究过程,掌握、应用科学方法的主要平台,在探究过程中要充分引导学生分析解决问题。通过学生活动,让学生在应用中领悟对比实验、控制变量法、排除法等方法建构的重要性,最终达到掌握方法、理解知
First, the question raised One of the basic concepts of the new curriculum is to allow students to have more opportunities to take the initiative to experience the process of inquiry, in the formation of knowledge, contact, application process to develop a scientific attitude, access to scientific methods, Science ", and gradually form the awareness and ability of lifelong learning ~ ([1]). Scientific inquiry is the main platform for students to experience the process of scientific research, master and apply scientific methods. In the process of inquiry, students should be fully guided to analyze and solve problems. Through student activities, students can comprehend the importance of construction of comparative experiments, control variables, and exclusion methods in the application, and finally achieve the mastery of methods and understanding