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Direct linkAysegül Derman; Figen Gunes; Ozcan Gulacar; Ingo Eilks – Chemistry Education Research and Practice, 2024
This study aims to determine the cognitive structures of students at different educational levels (8th grade and 12th grade) related to acid-base chemistry. The research was designed as a case study and structured in two stages. The first stage analyzed concepts related to acid-base chemistry and their direction and strength in students' knowledge…
Descriptors: Chemistry, Science Instruction, Cognitive Structures, Grade 8
Dodick, Jeff; Orion, Nir – Science Education, 2003
There have been few discoveries in geology more important than "deep time"--the understanding that the universe has existed for countless millennia, such that man's existence is confined to the last milliseconds of the metaphorical geological clock. The influence of deep time is felt in a variety of sciences including geology, cosmology,…
Descriptors: Majors (Students), High School Students, Grade 11, Grade 12
