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- Andreas Müller
- Université de Genève, Fac. des Sciences/Sect. Physique, Institut Universitaire de Formation des Enseignants (IUFE) , Pavillon d'Uni Mail (IUFE), Boulevard du Pont d'Arve 40, 1211 Genève, Switzerland ; Andreas.Mueller@unige.ch
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- Patrik Vogt
- University of Education Freiburg , Department of Physics, Kunzenweg 21, 79117 Freiburg, Germany ; patrik.vogt@ph-freiburg.de
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- Jochen Kuhn
- University of Kaiserslautern , Department of Physics/Physics Education Group, Erwin-Schrödinger-Str., 67663 Kaiserslautern, Germany ; kuhn@physik.uni-kl.de
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- Marcus Müller
- University of Kaiserslautern , Department of Physics/Physics Education Group, Erwin-Schrödinger-Str., 67663 Kaiserslautern, Germany ; kuhn@physik.uni-kl.de
説明
<jats:p>Cracking (or popping) knuckles (or joints) is an (bio-) acoustic phenomenon of which most of you are aware (with dislike, in some cases), and some of you may have wondered where it comes from. We will first give a short explanation, followed by a smartphone experiment validating a central phenomenon of the sound generation mechanism.</jats:p>
収録刊行物
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- The Physics Teacher
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The Physics Teacher 53 (5), 307-308, 2015-05-01
American Association of Physics Teachers (AAPT)
