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Energy Quest is the California Energy Commission's energy and environmental education site for students, parents and teachers. ... These little fields all pointing in the same direction add to the coil and make the magnet strong enough to pick up some objects. How many paper clips can you pick up by the electromagnet?
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www.energyquest.ca.gov/projects/electromagnet.html
www.energyquest.ca.gov/projects/electromagnet.html
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4. Now you have an ELECTROMAGNET! Put the point of the nail near a few paper clips and it should pick them up! ... To make it a true experiment, you can try to answer these questions: 1. Does the number of times you wrap the wire around the nail affect the strength of the nail?
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www.sciencebob.com/experiments/electromagnet.php
www.sciencebob.com/experiments/electromagnet.php
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Electromagnets are found in motors, tape decks, hard drives, VCRs and tons of other devices. Find out what makes an electromagnet "electro" and learn how to make one at home. ... The basic idea behind an electromagnet is extremely simple: By running electric current through a wire, you can create ... Make HSW your homepage...
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www.howstuffworks.com/electromagnet.htm
www.howstuffworks.com/electromagnet.htm
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Soft iron objects like a nail are always attracted by an electromagnet or a permanent magnet. If you obtain some diamagnetic material it will always be repelled by any magnet. Pyrolytic graphite is the best, and the metal Bismuth is also good.
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www.madsci.org/posts/archives/jul2001/996180371.Ph.r.ht...
www.madsci.org/posts/archives/jul2001/996180371.Ph.r.html
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First, you need a cylindrical soft Iron core with a fairly large flat end surface area if you wish to pick up an anvil as though it were a junked car. Then to get the magnetic force, all you need is a lot of A car battery can put out a large current for a short time, ... If you wanted to run 100 amps through your magnet,
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www.madsci.org/posts/archives/2001-11/1006882032.Eg.r.h...
www.madsci.org/posts/archives/2001-11/1006882032.Eg.r.html
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Make the Electromagnet Coil: ... An electromagnet is made by coiling coated wire around a piece of iron and running current through the wire. The iron becomes magnetized as the concentrated magnetic field from the wire coil induces the iron atoms to point their magnetic fields in the same direction.
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www.kidscanmakeit.com/SN0002.htm
www.kidscanmakeit.com/SN0002.htm
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･ 1 Get adult supervision if you are a child. ･ 2 Gather materials; one 9 volt battery, two 3 inch iron nails and a 20 inch piece of insulated copper... ･ 3 Strip back the insulation about a a quarter of an inch on both ends of the wire. ･ ...
http://www.ehow.com/how_2053594_make-electromagnet.html
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See how to make a simple electromagnet using ordinary household materials. Let this homeschooler show you how. ... how to make an electromagnet using common house...
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www.youtube.com/watch?v=nMmldOU6t8I
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Make a Simple Electromagnet; Ever have a project that needed a certain kind of magnet, yet you didn't have what… by FrenchCrawler; ... Will thin enamel-coated wire work to make an electromagnet? ... Make a Simple Electromagnet by FrenchCrawler...
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www.instructables.com/id/Make-a-basic-electromagnet./
www.instructables.com/id/Make-a-basic-electromagnet./
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