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Gr 4 Chapter 15

vocabulary for Chapter 15 Grade 4

QuestionAnswer
electric charges units of electricity
static electricity an electric charge that builds up on a material
conductors materials that negatively charged particles can move through easily
electric cell a device that turns chemical energy into electrical energy
electric current a continuous flow of electric charges
insulators materials that electric charges do not flow through easily
parallel circuit a circuit in which the parts are connected so that the electric current passes along more than one pathway
series circuit circuit in which the parts are connected so that the electric current passes through each part along a single pathway
magnet an object that attracts certain metals, mainly iron
magnetic poles two areas on a magnet in which the magnetic force is the greatest
electromagnet a strong temporary magnet that uses electricity to produce magnetism
generator a device that uses magnetism to convert energy of motion into electrical energy
motor a device that changes electrical energy into energy of motion
Created by: pjkk
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