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Direct linkPhage, Itumeleng B.; Lemmer, Miriam; Hitge, Mariette – African Journal of Research in Mathematics, Science and Technology Education, 2017
Students' graph comprehension may be affected by the background of the students who are the readers or interpreters of the graph, their knowledge of the context in which the graph is set, and the inferential processes required by the graph operation. This research study investigated these aspects of graph comprehension for 152 first year…
Descriptors: Foreign Countries, Graphs, Comprehension, Cognitive Processes
Hekkenberg, Ans; Lemmer, Miriam; Dekkers, Peter – African Journal of Research in Mathematics, Science and Technology Education, 2015
In an exploratory study, 36 South African physical science teachers' understanding of basic concepts concerning electric and magnetic fields was studied from a perspective of possible concept confusion. Concept confusion is said to occur when features of one concept are incorrectly attributed to a different concept, in the case of this study to…
Descriptors: Energy, Magnets, Misconceptions, Knowledge Base for Teaching
Lemmer, Miriam – African Journal of Research in Mathematics, Science and Technology Education, 2011
More than a thousand Grade 10 Physical Science learners from four South African provinces participated in a study that probed their conceptions of energy. The purpose was to determine the learners' conceptual resources, i.e. their initial conceptions, and identify the potentially productive resources from which they may construct physics concepts.…
Descriptors: Foreign Countries, High School Students, Grade 10, Knowledge Level
