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Lin, Huimei; Qian, Yangyi; Wen, Jinju; Mai, Yuhua – Journal of Baltic Science Education, 2022
This research aimed to explore the upper-secondary school chemistry teachers' and students' conceptual structures of atomic structure by using multidimensional scaling. Atomic structure is considered to be one of the most difficult concepts in upper-secondary school chemistry course so that the conceptual structure regarding atomic structure held…
Descriptors: Secondary School Students, Science Education, Scientific Concepts, Evaluation Criteria
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Chi, Shaohui; Wang, Zuhao; Luo, Ma; Yang, Yuqin; Huang, Min – Chemistry Education Research and Practice, 2018
Chemical symbol representation is used extensively in chemistry classrooms; however, due to its abstract nature, many students struggle with learning and effectively utilizing these symbolic representations, which can lead to ongoing failure in subsequent chemistry learning. Taking the perspective of learning progressions, this study identifies…
Descriptors: Chemistry, Science Instruction, Secondary School Students, Instructional Program Divisions
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Wang, Zu Hao; Wei, Silin; Ding, Wei; Chen, Xiuyun; Wang, Xiaonan; Hu, Kaiyan – International Journal of Science Education, 2012
Graphs are widely used to present scientific information. Information presented in graphs can be classified into three kinds: explicit information, tacit information, and conclusive information. Reading information from graphs requires not only science content knowledge and understanding but also general logical reasoning. This study examined the…
Descriptors: Science Teachers, Science Education, Foreign Countries, Graphs