Rolling happy and unhappy balls and their coefficients of friction
Writer brings to attention some misinformation a previous author had communicated in an attempt to explain the popular demonstration using "happy" and "unhappy" balls made of Neoprene and Polynorborene.
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| Veröffentlicht in: | Journal of chemical education 1993-10, Vol.70 (10), p.867 |
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| 1. Verfasser: | |
| Format: | Artikel |
| Sprache: | eng |
| Online-Zugang: | Volltext |
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| Zusammenfassung: | Writer brings to attention some misinformation a previous author had communicated in an attempt to explain the popular demonstration using "happy" and "unhappy" balls made of Neoprene and Polynorborene. |
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| ISSN: | 0021-9584 1938-1328 |
| DOI: | 10.1021/ed070p867 |