Switches can be used to control the flow of electricity in a circuit.
When the switch is turned off, we say it is "open".
Current cannot flow.
When the switch is turned on, we say it is "closed".
Current can flow.
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| When a circuit does not have a complete path, ie a wire or load
component is broken, we say we have an open circuit.
Switches can be used to control the flow of electricity in a circuit.
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