2nd World Conference on Educational Sciences (WCES-2010), İstanbul, Turkey, 4 - 08 February 2010, vol.2, pp.4868-4871
The purpose of the study was to determine the eighth grade students' understanding level of some the chemistry topics in Turkish Science and Technology program. It was found that while electron configuration, states of matter, and physical and chemical changes understanding level was at the good level, acids, bases and salts, structure of the matter, mixtures, and classification of matter was at the moderate level. However, results showed that periodic table, chemical bonds, chemical reactions, and heat and temperature could not learn by the students at sufficient level, as these subjects were less aright responded. (C) 2010 Elsevier Ltd. All rights reserved.