Electricity can flow only when there is a -
A student is building a circuit that will convert electrical energy into light energy. What materials does the student need to complete his circuit?
Which of the following uses electricity to produce sound?
When electricity flows in a circuit, it can produce all of the following forms of energy EXCEPT –
A lamp produces light. When a lamp produces light, it demonstrates that the lamp must have a –
A closed pathway through which electrons are conducted
A device that opens or closes a gap in a circuit
A form of energy from moving electrons
The flow of electricity around a circuit
A material that allows electricity to flow through easily
A material that stops electric current from flowing
Which of these materials is a good conductor?
Which of these materials is a good conductor?
Which of these materials is a good insulator?
Which of these materials is a good insulator?
What type of circuit has more than one pathway for electricity?
What type of circuit has only one pathway for electricity?
Which item is an example of a load?
If one wire is broken in a series circuit, the loads will-
What does the word operate mean?
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