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Download full textYakmaci-Guzel, Buket; Adadan, Emine – International Journal of Environmental and Science Education, 2013
The purpose of this study was to examine the changes in 19 preservice chemistry teachers' understandings of the structure of matter, including the aspects of the physical states of matter, the physical composition of matter, and the chemical composition of matter, before, immediately after, and months after they received a specific instruction.…
Descriptors: Science Instruction, Scientific Concepts, Secondary School Science, Chemistry
