electron - Negatively charged part of an atom, current  - Describes how fast the electrons are moving, ammeter - Component used to measure the current, battery - Made from more than one cell joined together, amps - The units current is measured in, voltage - Describes the difference in the amount of energy the electrons have between two points in a circuit, voltmeter - Component used to measure the voltage, volts - The units voltage is measured in, series - Type of circuit where there is only path for the electrons to take, cell  - Has a chemical energy store , complete  - A circuit with no breaks in it , bulb - Has a thermal energy store,

Circuits

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