5G10.18 - Money and Magnets

Code Number:
Demo Title:
Money and Magnets
High Intensity Magnets
Area of Study:
Electricity & Magnetism
Large Neodymium-Iron-Boron magnet, U.S. paper money.

Fold the paper money so that one end is off of the table.  As you bring the Neodymium magnet close to it the iron particles that are in the ink are attracted to the magnet as observed by movement of the dollar bill.

  • Brian W. Holmes,  "Money and Magnets",  TPT, Vol. 35, # 4, p. 212, April 1997.
  • Jearl Walker, "5.43, Breakfast and Cow Magnetism", The Flying Circus of Physics Ed. 2, p. 238.
  • 6.19, Jearl Walker,  "Magnetism",  The Flying Circus of Physics with Answers.
  • "Separating Metallic Iron from Cereal",  Chemical Demonstrations, Volume 2,  p. 62.

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