A ____ circuit is one in which components are connected one after another. Parallel circuits contain components on ____. One advantage of this is the ____ control of components. Current is the rate of flow of charge (____) through a circuit. Metal ____ in the wires have ____ electrons which are free to move should a potential ____ be applied. Current is measured in ____ using an ammeter connected in series. It is denoted with the letter ____. ____ difference is also known as voltage. It is a measure of ____ transferred per electron between 2 points in a circuit. The unit for it is ____ and it is measured using a voltmeter connected in ____. Resistance works ____ electron flow; it ____ the current in the circuit. It is measured in ____.

Circuit basics

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