Electrical Energy Crossword Puzzle

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QUESTIONS LIST:

microphone : a device that uses a magnet to convert sound into electrical charges
electromagnet : an electrical circuit that produces a magnetic field
insulators : materials that do not allow electricity to flow easily
switch : a device that can open and close a circuit
door bell : an electrical device that uses an electromagnet to operate
metal : a good conductor
conductors : materials that allow electricity to flow easily.
circuit : the path along which electrical currents flow
closed : a complete, unbroken circuit
open : a circuit that has breaks or openings
resistance : the property of a substance that opposes or slows electrical current
current : a flow of electrical charges