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Nakiboglu, Canan; Yildirir, H. – International Journal of Science and Mathematics Education, 2011
This study presents the results of an analysis of high school chemistry textbooks and teacher-generated questions about gas laws. The materials that were analyzed consisted of 456 questions about gas laws found in seven grade 10 chemistry textbooks and 264 teacher-generated examination questions prepared by seven chemistry teachers from three…
Descriptors: Textbooks, Chemistry, Grade 10, Foreign Countries