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ERIC Number: EJ744846
Record Type: Journal
Publication Date: 2004-Sep
Pages: 9
Abstractor: Author
Reference Count: 0
ISBN: N/A
ISSN: ISSN-1059-0145
The Use of Video Demonstrations and Particulate Animation in General Chemistry
Velazquez-Marcano, Alexandra; Williamson, Vickie M.; Ashkenazi, Guy; Tasker, Roy; Williamson, Kenneth C.
Journal of Science Education and Technology, v13 n3 p315-323 Sep 2004
Different visualization techniques have been used for teaching chemistry concepts. Previous studies have shown that when molecular animations and video demonstrations are used, students seem to better correlate all three levels of representation: macroscopic, submicroscopic, and symbolic. This thinking process allows the students to improve their conceptual understanding and ability to create dynamic mental models. In this study, general chemistry students viewed three experiments involving dynamic fluid equilibrium in a graphic design, a video demonstration, and a molecular animation. The study investigated whether video demonstrations or particulate animations helped the students' conceptual understanding, and if the order of visualizations (video or animation first) produced any differences. Students showed improvement after each visualization. Surprisingly, there was significant improvement in responses between the first and second visualization. This work shows the importance of combining both types of visualizations, but it does not indicate a preference toward a specific order.
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Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A