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5 Amazing Tricks With Magnets
5 Amazing Tricks With Magnets 5 Awesome Tricks With Magnets Tricks from this video: 1. Homemade compass. For this trick you need needle, piece of cork, magnet, plate and some water. You need to ...
Magnetic cilia -- artificial hairs whose movement is powered by embedded magnetic particles -- have been around for a while, and are of interest for applications in soft robotics, transporting objects ...
One of the most pervasive and mysterious phenomena in the universe is magnetism. As the scientist knows it, magnetism is the invisible pull that surrounds magnets, electric currents and even the ...
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Why ships have two metal balls on the compass, the clever trick that fixes magnetic errors at sea
A ship’s steel hull becomes part of Earth’s magnetic field, which can quietly skew a magnetic compass in different directions as the vessel turns and heels. This explains how binnacle correctors work, ...
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