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Direct linkTreagust, David F.; Chittleborough, Gail; Mamiala, Thapelo L. – International Journal of Science Education, 2003
Chemistry is commonly portrayed at three different levels of representation--macroscopic, submicroscopic and symbolic--that combine to enrich the explanations of chemical concepts. In this article, we examine the use of submicroscopic and symbolic representations in chemical explanations and ascertain how they provide meaning. Of specific interest…
Descriptors: Grade 11, Chemistry, Science Instruction, Molecular Structure
