Electromagnetism - Somewhere, something incredible is waiting to be known......

7th Grade Link: Electromagnetism

General Links for Electromagnetism:

Interactive Tutorials on Electromagnetism by topic
https://nationalmaglab.org/education/magnet-academy/watch-play/interactive

Electromagnet -What is it ? http://m.youtube.com/watch?v=_ygmHnjNYNo

Uses or Simple Applications of Electromagnetism in Technology and Life
http://www.brighthubengineering.com/commercial-electrical-applications/65361-how-electromagnetism-changed-our-world/

Electromagnetic Devices and Inventions
http://www.electronicsteacher.com/succeed-in-physical-science/magnetism/electromagnetic-devices-and-inventions.php

Faraday's Electromagnetic Lab - Magnetism, Magnetic Field, Faraday's Law - PhET
http://phet.colorado.edu/en/simulation/faraday

How Electromagnets Work - HowStuffWorks http://science.howstuffworks.com/electromagnet.htm

Magnets and Electromagnetism Video - Magnet Basics, Make an Electromagnet
http://www.sciencekids.co.nz/videos/physics/magnets.html

School for Champions / Electromagnetic Devices
http://www.school-for-champions.com/science/electromagnetic_devices.htm#.VGa8rvnF-So

Electromagnetis HyperPhysics http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/elemag.html

Electromagnetics / Physical Science Concepts
http://www.ck12.org/book/CK-12-Physical-Science-Concepts-For-Middle-School/r29/section/5.88/

Bright Hub Engineering / Elecgromatnetism in Todays Technology
http://www.brighthubengineering.com/consumer-appliances-electronics/72138-examples-of-electromagnetism-in-todays-technology/

Electromagnetics in Daily Life http://electromagnets.weebly.com/index.html

Electromagnetism http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html

Inventors & Inventions

Specific Links: Devices that use electromagnets.

Doorbells

http://demonstrations.wolfram.com/ElectromagneticDoorbell/

http://www.explainthatstuff.com/how-electric-doorbells-work.html

http://home.howstuffworks.com/home-improvement/repair/doorbell3.htm

http://www.dnatube.com/video/5250/Electromagnetism-Pt-1-how-a-doorbell-works

http://wonderopolis.org/wonder/how-does-a-doorbell-work/

Computer Hard Disk Drives

http://www.tomshardware.com/reviews/hard-drive-magnetic-storage-hdd,3005.html

http://www.123helpme.com/view.asp?id=48683

http://computer.howstuffworks.com/hard-disk.htm

http://www.explainthatstuff.com/harddrive.html

http://www.edisontechcenter.org/HDDs.html

Speakers

http://electronics.howstuffworks.com/speaker6.htm

http://www.explainthatstuff.com/loudspeakers.html

http://www.physics.org/article-questions.asp?id=54

http://www.edisontechcenter.org/speakers.html

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Maglev Trains

http://science.howstuffworks.com/transport/engines-equipment/maglev-train.htm

http://web-japan.org/kidsweb/hitech/maglev/

http://ninpope-physics.comuv.com/maglev/howitworks.php

https://nationalmaglab.org/education/magnet-academy/history-of-electricity-magnetism/museum/maglev-trains-1

https://nationalmaglab.org/education/magnet-academy/watch-play/demos/maglev-trains

http://image.slidesharecdn.com/magneticlevitationuday-140503114918-phpapp01/95/magnetic-levitation-5-638.jpg?cb=1399120055

Anti-Shoplifting Devices

http://electronics.howstuffworks.com/everyday-tech/anti-shoplifting-device4.htm
(Drawing on page 2 shows electromagnet.)

http://en.wikipedia.org/wiki/Electronic_article_surveillance

http://www.retailtheftprevention.com/how_stuff_works.html

http://www.explainthatstuff.com/rfid.html

http://science.howstuffworks.com/anti-shoplifting-device.htm

http://www.madehow.com/Volume-3/Antishoplifting-Tag.html

MRI's

https://www.youtube.com/watch?v=pGcZvSG805Y&feature=youtu.be

http://www.scholarpedia.org/article/Magnetic_resonance_imaging

https://www.howequipmentworks.com/mri_basics/

http://www.caltech.edu/content/question-month-how-does-mri-work-and-why-it-so-noisy

http://science.howstuffworks.com/mri.htm

https://www.iop.org/education/teacher/resources/teaching-medical-physics/magnetic/file_56290.pdf

http://lymediseaseguide.org/lyme-disease-mri

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Junkyard Cranes

http://electromagneticcrane.com/

http://science.howstuffworks.com/electromagnet.htm

http://hypertextbook.com/facts/1999/KeithHermanstyne.shtml

http://www.permadur.com/how-does-a-permanent-lifting-magnet-work.htm

http://www.goudsmit-magnetics.nl/EN/Background-information/About-magnetic-lifting

Electromagnetic Locks

http://en.wikipedia.org/wiki/Electromagnetic_lock

http://www.safewise.com/home-security-faq/electric-door-locks

http://united-locksmith.net/blog/everything-you-need-to-know-about-magnetic-locks

http://www.ehow.com/how-does_5166799_magnetic-locks-work.html

http://www.lockweb.com.au/en/site/lockweb/lockwood-products/electromechanical-solutions/electromagnetic-locking/weather-resistant-electromagnetic-locks/

http://allegion.ca/basics-of-electromagnetic-locks/

Generators

https://www.youtube.com/watch?v=UL_ryxub-RA_

http://www.edisontechcenter.org/generators.html

http://science.howstuffworks.com/electricity3.htm

http://www.dieselserviceandsupply.com/How_Generators_Work.aspx

http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/genhow.html

http://www.generatorguide.net/howgeneratorworks.html

Electromagnetic Breaks

http://en.wikipedia.org/wiki/Electromagnetic_brake

http://machinedesign.com/archive/basics-electromagnetic-clutches-and-brakes

http://www.explainthatstuff.com/eddy-current-brakes.html

http://machinedesign.com/technologies/everything-you-need-know-about-sizing-and-applying-clutches-and-brakes

http://electricbrakesystems.com/how-it-works.htm

https://en.wikipedia.org/wiki/Electromagnetic_brake

electromagnetic_break_image.jpg
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Elevators

http://science.howstuffworks.com/transport/engines-equipment/elevator6.htm

http://www.electrical-knowhow.com/2012/05/course-elev-1-introduction-to.html

www.maglev.ir/eng/education/4.ppt

http://www.gizmag.com/thyssenkrupp-magnet-drive-elevator/34976/

http://www.mitsubishielectric.com/elevator/overview/elevators/index.html

http://cdn4.explainthatstuff.com/lift-governor-patent.png

Escalators

http://www.electrical-knowhow.com/2012/04/escalators-basic-components-part-one.html

http://science.howstuffworks.com/transport/engines-equipment/escalator.htm

http://www.encyclopedia.com/topic/Escalator.aspx

http://www.mitsubishielectric.com/elevator/overview/e_m_walks/e_s_equipment.html

http://www.electrical-knowhow.com/2012/04/escalators-basic-components-part-two.html

Electric Motors

http://www.edisontechcenter.org/electricmotors.html

http://electronics.howstuffworks.com/motor.htm

http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/mothow.html

http://www.explainthatstuff.com/electricmotors.html

http://www.electrical-knowhow.com/2012/11/course-motor-1-introduction-to.html

http://thesciencesecret.blogspot.com/2011/03/how-electric-motor-works.html