galvanometer - a device that measures electrical current, weber - the unit of magnetic flux, magnet - its shape can be curved (horseshoe) or straight (bar), Oersted - Danish physicist who found that an electric current in a wire deflects a nearby compass needle, north pole - What a compass needle usually points to, magnetic field - the physical entity that guides a compass needle, emf - electromagnetic force, compass - orients itself with Earth's magnetic field, induced - the current created by a magnetic flux variation, solenoid - a number of coil rounded on a rod, Ampere - the discoverer of "magnet-current interaction", sunday school - Where did Faraday learn to read and write?, electricity - Sir Davy's lecture was about..., assistant - In 1812 Faraday became Sir Davi's..., chemestry - Working with Sir Davi's, Faraday learned also a lot about, cooling - reducing pressure in a space and lettering water in the space causes...,

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