Moving Magnet Draws Stylish Shapes On Flexible Film
[Moritz v. Sivers] has a knack for making his own displays, which are typically based on some obscure physical effect. Magnetic viewing films, those thin plastic sheets that change color
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magnetic viewing film
Magnet Clock Makes Field Lines Visible
The traditional method for visualizing magnetic fields, which your science teacher probably demonstrated at some point, is to sprinkle some iron filings onto a piece of paper and hold it
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