Circuits and Electricity

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A lamp produces light. When a lamp produces light, it demonstrates that the lamp must have a –

What type of circuit has only one pathway for electricity?

A device that opens or closes a gap in a circuit

Which of the following uses electricity to produce sound?

Electricity can flow only when there is a -

Which of these materials is a good insulator?

A student is building a circuit that will convert electrical energy into light energy. What materials does the student need to complete his circuit?

What does the word operate mean?