5H20.40 - Marble Magnets - Dipole-Dipole Interaction
Observe all the proper and documented safety precautions when using the neodymium spherical magnets.
Roll or throw marbles in the air to create collisions that show interactions, angular momentum, and center of mass effects.
- Ramon Castaner, Jose M. Medina, Maria J. Cuesta-Bolao, "The Magnetic Dipole Interaction as Measured by Spring Dynamometers", AJP, Vol. 74, # 6, June 2006, p. 510.
- Robert Liefeld, and Aaron Berger, "The Dipole-Dipole Interaction at a Glance", AJP, Vol. 73, # 1, Jan. 2005, p. 93.
- H. G. Lukefahr, "Magnetic Dipole Interactions on an Air Track", AJP, Vol. 60, #12, Dec. 1992, p. 1134.
- Anne Mundy, "Marbles, Magnetism, and Matter", The Science Teacher, May 1989, p. 25.
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