What Makes a Magnet? by Franklyn M. Branley, True Kelley

What Makes a Magnet?



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What Makes a Magnet? Franklyn M. Branley, True Kelley ebook
Page: 32
Format: pdf
ISBN: 9780062338013
Publisher: HarperCollins Publishers


It is the nickel which modifies the physical structure of the steel and makes it non-magnetic. Best Answer: Magnetic materials have electrons which can be influenced to all travel clockwise or counterclockwise around their atoms. No other metals can be magnetic on their own. Magnets are made by exposing ferromagnetic metals like iron and nickel to like pins or nails, to see which one makes the strongest, longest-lasting magnet. Barb- A magnet is has to be made at least partly from one of three metals - iron, cobalt, or nickel. A basic stainless steel has a 'ferritic' structure and is magnetic. So we know that magnets are everywhere, but what exactly is a magnet and what is magnetism? For a long time, languishing in the backwaters of pseudoscience and the occult, there have been claims about "magnetic" people. Magnetism is the force exerted by magnets when they attract or repel each other. Our planet's magnetic field is believed to be generated deep down in the Earth's core. How many of you have wondered why magnets are well magnets?What makes a thing magnetic? The north pole of the magnet points to the geomagnetic north pole (a south It really isn't like this, but it makes a good diagram. Why does a magnet pick up a paper clip but not a leaf or a penny? The coil becomes an electromagnet when a current flows through it. What exactly makes a magnet stick to certain metals? By extension, why don't they stick to other metals? True Kelley's charming illustrations will entertain readers as they discover for themselves what makes a magnet. Permanent magnets and, in effect, makes them into a single horseshoe shaped magnet. When the electric current moves through a wire, it makes a magnetic field.





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