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Results #1-#10 of 33
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100
Categories:
Curriculum
Curriculum / Student Activity
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M. Wittmann and B. Ambrose - Online Resource
This set of tutorials explores forces and potentials in three dimensions. Students develop the concepts of conservative forces and potentials. The mathematical tools of the gradient,…
  
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100
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PER Literature
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P. Barniol and G. Zavala, PERC 2009 Proceedings, 85-88.
In this paper, we investigate common preconceptions that Mexican university students have with the concept of direction of a vector. Students entering a large private Mexican…
  
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100
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PER Literature
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J. Hawkins, J. Thompson, and M. Wittmann, PERC 2009 Proceedings, 161-164.
In a series of ten two-dimensional graphical vector addition questions with varying visual representations, most students stuck to a single solution method, be it correct or…
  
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PER Literature
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J. Van Deventer and M. Wittmann, PERC 2007 Proceedings, 208-211.
Research has shown that students have difficulties with vectors in college introductory physics courses and high school physics courses; furthermore, students have been shown to…
  
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PER Literature
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D. Liu and H. Mohattala, PERC 2021 Proceedings, 233-238.
Students often struggle to decompose a vector, especially when calculating the force components of an object on an inclined plane. In this study, we designed an online vector survey…
  
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PER Literature
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N. Johnson and J. Buncher, PERC 2020 Proceedings, 246-251.
It has been well documented that introductory physics students struggle with vector addition and subtraction. We use the results of a multiple-choice assessment on one-dimensional…
  
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PER Literature
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J. Buncher, PERC 2018 Proceedings.
Students in calculus- and algebra-based introductory physics courses have been shown to perform significantly better on vector addition and subtraction using ijk representation than…
  
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PER Literature
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K. Watson, PERC 2017 Proceedings, 428-431.
Normalization is a particularly important concept within quantum mechanics due to the probabilistic nature of quantum systems. However, students’ understanding of normalization has…
  
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Category:
PER Literature
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E. Tabachnick, P. Colesworthy, and M. Wittmann, PERC 2017 Proceedings, 384-387.
In the “speed model” of accelerated motion, the terms “speeding up” and “slowing down” are equated with positive and negative acceleration, respectively. As part of the Maine…
  
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PER Literature
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S. Brahmia, PERC 2017 Proceedings, 64-67.
Physics experts move fluidly between varied meanings of the negative sign associated with physical quantities. Although researching student understanding of negative numbers is…
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Results #1-#10 of 33