How much does a falling magnet weigh?

How much does a falling magnet weigh?

Armed with a large neodymium magnet, an aluminium tube and a set of scales, Andy explores the interaction of forces generated as the magnet falls and the effect these forces have on the objects’ weight. Explore more Tales from the Prep Room and let us know in...
Self-Siphoning Bead Demo

Self-Siphoning Bead Demo

[youtube https://www.youtube.com/watch?v=_dQJBBklpQQ] The beads are the type you get on office blinds. A larger version of the beads you get on dog tags. Slow mo video and explanation here: Search for metal 4.5mm bead chain on ebay to get the same as these. You can...
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