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Showing all 10 results Save | Export
Safaa Youssef El-Mansy – ProQuest LLC, 2023
As educators, our goal is to help our students be successful, but in order to accomplish this, we need to understand what factors contribute to student success. One factor, small-group active learning, has been correlated to improved academic outcomes; however, the magnitude of this improvement can vary across different courses, different types of…
Descriptors: Chemistry, Science Instruction, Worksheets, Discourse Analysis
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Smolen, Paul; Baxter, Douglas A.; Byrne, John H. – Learning & Memory, 2016
With memory encoding reliant on persistent changes in the properties of synapses, a key question is how can memories be maintained from days to months or a lifetime given molecular turnover? It is likely that positive feedback loops are necessary to persistently maintain the strength of synapses that participate in encoding. Such feedback may…
Descriptors: Long Term Memory, Models, Molecular Structure, Feedback (Response)
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Teichert, Melonie A.; Tien, Lydia T.; Dysleski, Lisa; Rickey, Dawn – Journal of Chemical Education, 2017
This study investigated relationships between the thinking processes that 28 undergraduate chemistry students engaged in during guided discovery and their subsequent success at reasoning through a transfer problem during an end-of-semester interview. During a guided-discovery laboratory module, students were prompted to use words, pictures, and…
Descriptors: Science Instruction, College Science, Undergraduate Study, Molecular Structure
Derman, Aysegül; Kayacan, Kadriye – Online Submission, 2017
A non-experimental descriptive and correlational design was used to examine the "notion of the nature of scientific model, atom achievement and correlation between the two" held by a total sample of 76 prospective science teachers. "Students' Understanding of Models in Science" scale was utilized to evaluate the views of the…
Descriptors: Science Teachers, Preservice Teachers, Scientific Principles, Models
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de la Vega-Herna´ndez, Karen; Antuch, Manuel – Journal of Chemical Education, 2015
A vectorial representation of the full sequence of events occurring during the 2D-NMR heteronuclear single-quantum correlation (HSQC) experiment is presented. The proposed vectorial representation conveys an understanding of the magnetization evolution during the HSQC pulse sequence for those who have little or no quantum mechanical background.…
Descriptors: Correlation, Quantum Mechanics, Science Experiments, Magnets
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Hitt, Austin Manning; Townsend, J. Scott – Science Activities: Classroom Projects and Curriculum Ideas, 2015
Elementary, middle-level, and high school science teachers commonly find their students have misconceptions about heat and temperature. Unfortunately, student misconceptions are difficult to modify or change and can prevent students from learning the accurate scientific explanation. In order to improve our students' understanding of heat and…
Descriptors: Science Instruction, Scientific Concepts, Misconceptions, Heat
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Bentley, Mary Jane; Lin, Haiqun; Fernandez, Thomas V.; Lee, Maria; Yrigollen, Carolyn M.; Pakstis, Andrew J.; Katsovich, Liliya; Olds, David L.; Grigorenko, Elena L.; Leckman, James F. – Journal of Child Psychology and Psychiatry, 2013
Objective: The aim of this study was to determine if a latent variable approach might be useful in identifying shared variance across genetic risk alleles that is associated with antisocial behaviour at age 15 years. Methods: Using a conventional latent variable approach, we derived an antisocial phenotype in 328 adolescents utilizing data from a…
Descriptors: Risk, Genetics, Identification, Antisocial Behavior
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Thripp, Richard, Ed.; Sahin, Ismail, Ed. – Online Submission, 2020
"Proceedings of International Conference on Humanities, Social and Education Sciences" includes full papers presented at the International Conference on Humanities, Social and Education Sciences (iHSES) which took place on July 15-19, 2020 in Washington, DC, USA. The aim of the conference is to offer opportunities to share your ideas, to…
Descriptors: Social Sciences, Elementary Secondary Education, Humanities, Young Adults
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Boozer, A. D. – European Journal of Physics, 2011
We describe a simple dynamical model of a one-dimensional ideal gas and use computer simulations of the model to illustrate two fundamental results of kinetic theory: the Boltzmann transport equation and the Boltzmann "H"-theorem. Although the model is time-reversal invariant, both results predict that the behaviour of the gas is time-asymmetric.…
Descriptors: Computer Simulation, Mechanics (Physics), Science Instruction, Educational Technology
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Ferk, Vesna; Vrtacnik, Margareta; Blejec, Andrej; Gril, Alenka – International Journal of Science Education, 2003
The purpose of the investigation was to determine the meanings attached by students to the different kinds of molecular structure representations used in chemistry teaching. The students (n = 124) were from primary (aged 13-14 years) and secondary (aged 17-18 years) schools and a university (aged 21-25 years). A computerised "Chemical…
Descriptors: Age Differences, Molecular Structure, Chemistry, Science Instruction