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前概念是指学生在接受正规的科学教育之前已形成的概念,学生前概念的形成具有生活性、隐蔽性、干扰性等特点。因此,它需要教师在课堂教学中围绕学生的前概念,查找原因、调整策略、主动建构、巩固迁移,促进学生前概念逐步转变为科学概念,从而提高科学课堂的效率。
Pre-concept refers to the concept that students have formed before they receive formal science education. The formation of pre-student concept is characterized by life, concealment and interference. Therefore, it needs teachers to focus on the students ’preconceptions, find out the reasons, adjust the strategies, take the initiative to construct, consolidate the relocation in the classroom teaching, and promote the gradual change of the students’ concepts to the concepts of science so as to improve the efficiency of the science classrooms.