Browsing Education by Subject "Alternative conceptions"
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Grade 11 learners' alternative conceptions on the states of matter and phase changes
(North-West University, 2006)States of matter and phase changes are important topics in the teaching and learning of physical science. It is a common fact that learners find it difficult to understand the states of matter and phase changes. One of ... -
Visual models of chemical entities and reactions : perceptions held by grade 11 learners
(North-West University, 2006)Learners of chemistry experience problems with the understanding of chemical reactions. One of the causes of this difficulty to understand chemical reactions seems to be that learners do not visualise them, or they do not ...