Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses

Understanding advanced physical phenomena such as vertically hanging elastic column, soap bubbles, crystals and cracks demands expressing and manipulating a system’s potential energy under equilibrium conditions. However, students at schools and universities are usually required to consider the forc...

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Main Authors: Yuval Ben-Abu, Haim Eshach, Hezi Yizhaq
Format: Article
Language:English
Published: MDPI AG 2017-03-01
Series:Symmetry
Subjects:
Online Access:http://www.mdpi.com/2073-8994/9/3/45
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author Yuval Ben-Abu
Haim Eshach
Hezi Yizhaq
author_facet Yuval Ben-Abu
Haim Eshach
Hezi Yizhaq
author_sort Yuval Ben-Abu
collection DOAJ
description Understanding advanced physical phenomena such as vertically hanging elastic column, soap bubbles, crystals and cracks demands expressing and manipulating a system’s potential energy under equilibrium conditions. However, students at schools and universities are usually required to consider the forces acting on a system under equilibrium conditions, rather than taking into account its potential energy. As a result, they find it difficult to express the system’s potential energy and use it for calculations when they do need to do so. The principle of least potential energy is a powerful idea for solving static equilibrium physics problems in various fields such as hydrostatics, mechanics, and electrostatics. In the current essay, the authors describe this principle and provide examples where students can apply it. For each problem, the authors provide both the force consideration solution approach and the energy consideration solution approach.
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spelling doaj.art-daeb40f2d19d409183ad92ec718ad4302022-12-22T03:19:02ZengMDPI AGSymmetry2073-89942017-03-01934510.3390/sym9030045sym9030045Interweaving the Principle of Least Potential Energy in School and Introductory University Physics CoursesYuval Ben-Abu0Haim Eshach1Hezi Yizhaq2Department of Physics and Project Unit, Sapir Academic College, Sderot, Hof Ashkelon 79165, IsraelDepartment of Science and Technology Education, Ben-Gurion University of Negev, P.O.B. 653, Beer-Sheva 8410501, IsraelDepartment of Solar Energy and Environmental Physics, Jacob Blaustein Institute for Desert Research, Ben-Gurion University of Negev, P.O.B. 653, Beer-Sheva 8410501, IsraelUnderstanding advanced physical phenomena such as vertically hanging elastic column, soap bubbles, crystals and cracks demands expressing and manipulating a system’s potential energy under equilibrium conditions. However, students at schools and universities are usually required to consider the forces acting on a system under equilibrium conditions, rather than taking into account its potential energy. As a result, they find it difficult to express the system’s potential energy and use it for calculations when they do need to do so. The principle of least potential energy is a powerful idea for solving static equilibrium physics problems in various fields such as hydrostatics, mechanics, and electrostatics. In the current essay, the authors describe this principle and provide examples where students can apply it. For each problem, the authors provide both the force consideration solution approach and the energy consideration solution approach.http://www.mdpi.com/2073-8994/9/3/45least potentialpotential energycatenary
spellingShingle Yuval Ben-Abu
Haim Eshach
Hezi Yizhaq
Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
Symmetry
least potential
potential energy
catenary
title Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
title_full Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
title_fullStr Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
title_full_unstemmed Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
title_short Interweaving the Principle of Least Potential Energy in School and Introductory University Physics Courses
title_sort interweaving the principle of least potential energy in school and introductory university physics courses
topic least potential
potential energy
catenary
url http://www.mdpi.com/2073-8994/9/3/45
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