Physics

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Most of the electricity that pass through filament is changed into ......... A. filament B. heat C. sound

is the circuit with no gaps, or breaks. So the electric current will flow. A. An open circuit B. A closed circuit

is the circuit that has gaps, cutting, or breaks. So that the current cannot flow. A. An open circuit B. A closed circuit

The flow of electric charges is A. Electricity B.Electric current C. Resistance

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What does "static electricity" mean?

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a type of connection in which the electric charge can flow in only one circular path in a single loop. A. Series circuit "connection" B. Parallel circuit "connection"

…….. is a thin, coiled wire that can get very hot without melting. A. filament B. light bulb C. prism

The source of energy in electric circuits. A. Battery B. Switch C. Wire

……….. is a material through which an electric charge moves slowly. A. A conductor B. An insulator C. An electric current

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A device that opens or closes a circuit. A. A wire B. A battery C. A switch

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How does a filament in an incandescent light bulb produce light? A. The filament gets hot as electrical energy flows through it. B. The filament allows electricity to flow through it easily. C. The filament gets cold

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………. is a material through which an electric charge can move easily. A. An electric current B. An insulator C. A conductor

One of the most common resistors is called……………… A. filament B. light bulb C. prism

carry electric charges. A. wires B. A battery C. A switch

What happens when you remove a bulb from a series circuit? A. All of the bulbs turn off. B. The other bulbs stay on. C. The other bulbs get brighter.

One example of a resistor is A. a parallel circuit. B. a battery C. a filament.

-When a switch is ____________, electric current can move through the circuit. A. off B. on

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What is the main purpose of a battery? A. to pump electricity through the wires. B. to make things go.

How do wires work? A. they keep the charge from moving randomly . B. they allow a current of electricity to flow.

Which of these statements about insulators and conductors is true? A. Most insulators are made of metal, but most conductors are not. B. A conductor allows electric charges to move easily. C. An insulator allows charges to move easiy

………….. is an electric charge in motion. A. An insulator B. An electric current C. A conductor

Has two or more paths through which electric charges may flow. A. Series circuit "connection" B. Parallel circuit "connection

Filament becomes so hot that it glows and giving off ............ A. heat B. light C. sound

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