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The Man Who Changed Everything by Basil Mahon, John Wiley, 2003. Introduction to Magnetism Warm-up Why does the magnet stick to the whiteboard? Introduction. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect. L2 Compasses. This attracting property is either natural, as in the case of lodestone, or induced (formed by unnatural means). Electricity & Magnetism Static, Currents, Circuits Magnetic Fields & Electro Magnets Motors & Generators That’s It !!!! L3 EM practical. Here, field lines & attraction/repulsion will be directly recapped. Preview. Useful for revision or a two hour lesson. L4 Solenoid. A condensed (142-page) overview that takes us from early ideas of Earth's magnetism to quantum theory, relativity, and more. L1 Introduction to magnetism. What is 74'Lag.neLZa.øt is the properties and interactions of magnets The earliest magnets were found naturally in the mineral magnetite which is abundant the rock-type lodestone. 4.7 23 customer reviews. Created: Jan 29, 2012 | Updated: Dec 10, 2012. Two lessons in one powerpoint. History of Magnetism The term magnetism stems from a rocks found in the region of Magnesia, Greece called lodestones. Covers magnetic materials, domains, attraction an repulsion, magnetic fields, compasses and how to make a compass. Author: Created by aer. Magnetism A force of attraction and repulsion Poles of a Magnet North and South (N & S) Area where the magnetic force is the strongest Law of Magnetic Poles Opposites attract … I poHa(T) 1 0.06 1 0.76 1 0.03 1 1.8 1 40 1 7.6 Table A.3 Extrinsic properties of some bulk magnets.,L , 3.6 77 4.9 764 S (nm) (m~lrn') lex (nm) Rsd (nm) Cobalt steel … Students should already have an understanding of non contact forces and magnetic repulsion/attraction from KS3. Introduction to Magnetism. A short ppt on Magnetism. Magnetic Materials Table A.2 Intrinsic and micromagnetic properties of some magnetic materials. Magnetism Powerpoint. 1. World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Electricity E(x,t) and magnetism B(x,t) ... independently by Michael Faraday (London) and Joseph Henry (Albany, NY) in 1831. Protons are positively charged Electrons are negatively charged Electrons… Are located on the outer edges of atoms…they can be moved. Oxford University Press, 2012. These magnets were used by the ancient peoples as compasses to guide sailing vessels. Lecture 2 Part 1. “Models in magnetism: from basics aspects to practical use” Timisoara september 2009 Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. Magnets are solid objects of stone, metal, or other material, which have the property of attracting iron-containing materials. Magnetism: A Very Short Introduction by Stephen Blundell. Introduction to the physics of multiferroics Charles Simon Laboratoire CRISMAT, CNRS and ENSICAEN, F14050 Caen. This lesson will directly lead into the next lesson on compasses. In the 1100’s, the Chinese used magnets to help navigate their ships and created the first compasses. ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: ac648-NWIyY 3. Atoms… Have neutrons, protons, and electrons. Condensed ( 142-page ) overview that takes us from early ideas of Earth 's Magnetism to quantum theory,,! Were used by the ancient peoples as compasses to guide sailing vessels by the ancient peoples as to... Created the first compasses magnet stick to the physics of multiferroics Charles Simon Laboratoire CRISMAT, CNRS and,. 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