Who discovered electromagnetic induction by moving a conductor through a magnetic field?, Thomas Edison, William Shakespeare, Michael Faraday, What is the main difference between simple AC and DC generators?, AC generators use slip rings; DC generators use a commutator., Electric motor and LED lamp, Voltaic cells and batteries, What do step-up transformers do to voltage?, They increase the voltage for long-distance power transmission, Because Step-down transformers, Selenium photocopiers, What is the purpose of a capacitor, like a Leyden jar?, Generating lightning bolts, To temporarily store static electric charge, Pumping electrical current, What device converts electrical energy into motion using a wire coil and an iron rod?, A solenoid, Glass arc tube, A Tungsten wire coil

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