In this study, first the level of interconnectedness of the key concepts concerning the topic of physical and chemical changes in pre-service chemistry teachers' (PSCTs') semantic memories was explored. Second, the group cognitive structures of the PSCTs that contain associations between these key concepts and the response concepts that appeared…

The evolution of concept mapping has benefitted from the robust theoretical basis provided by Ausubelian learning theory. However, for concept mapping to maintain its relevance and to keep pace with the evolutionary changes in the educational context, it is vital that educational researchers and classroom practitioners can augment this theoretical…

Motion is a universal concept in common human perception. In the word system of a language, verb is inherently a very complex real word, both in terms of grammar and semantics, that complexity is due to the influence of the semantics of this word. However, in most of the previous studies, the authors often only focused on studying single word…