机构地区: 广州大学化学化工学院化学系
出 处: 《化学教育》 2001年第3期6-9,13,共5页
摘 要: 学生对于科学概念的认识被称为学生的心智模型。本研究探讨了学生关于原子、分子2个概念的心智模型。研究采用半结构的访谈法 ,访谈对象是初三、高一和大学一年级的学生。文章从 2个方面对研究结果进行了分析 :学生关于原子模型的认识、学生对于原子、分子的描述。文章最后对研究结果进行了讨论。 This study is focused on the mental models of atoms and molecules of secindary school students. The semistructured interviewing technique is employed and the sample of interviewees includes third and fourth year secondary school students and the first year university students. The results of this study are analyzed in two aspects: students' understandings about the atomic models and their discourse descriptions of atoms and molecules. Some discussions on the results are made in the end of this paper.