"Right. So when I first saw the top picture I was indifferent. I was like “oh, all right, another picture of the Kaaba.”
It is actually a magnet in the shape of a cube with iron fillings scattered around it. The magnetic field causes the iron fillings to arrange themselves into that pattern."
It is actually a magnet in the shape of a cube with iron fillings scattered around it. The magnetic field causes the iron fillings to arrange themselves into that pattern."
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