Magnetic Field Viewer: visualizing the invisible- tiny iron filings suspended in viscous oil gracefully chain up along the magnetic field li
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Lenz's Law: a strong neodymium magnet falls slowly down a copper bus bar as though passing through a viscous liquid. Since magnetic fields p
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Diamagnetic Mini Hoverboard: in this commercially available version a thin pyrolytic graphite sheet floats above a concave powerful magnet
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