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Salloum, Sara; BouJaoude, Saouma – Research in Science Education, 2019
The purpose of this research is to better understand the uses and potential of triadic dialogue (initiation-response-feedback) as a dominant discourse pattern in test-driven environments. We used a Bakhtinian dialogic perspective to analyze interactions among high-stakes tests and triadic dialogue. Specifically, the study investigated (a) the…
Descriptors: High Stakes Tests, Cognitive Processes, Science Teachers, Grade 8
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Gulacar, Ozcan; Sinan, Olcay; Bowman, Charles R.; Yildirim, Yetkin – Research in Science Education, 2015
A study is presented that explores how students' knowledge structures, as related to the scientific method, compare at different student ages. A word association test comprised of ten total stimulus words, among them "experiment," "science fair," and "hypothesis," is used to probe the students' knowledge structures.…
Descriptors: Scientific Methodology, Science Education, Word Lists, Stimuli
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Stains, Marilyne; Sevian, Hannah – Research in Science Education, 2015
Students' mental models of diffusion in a gas phase solution were studied through the use of the Structure and Motion of Matter (SAMM) survey. This survey permits identification of categories of ways students think about the structure of the gaseous solute and solvent, the origin of motion of gas particles, and trajectories of solute particles in…
Descriptors: Cognitive Structures, Models, Undergraduate Students, Knowledge Level