Exploring Electrical Energy Transformations

Which of the following is necessary for a complete electrical circuit to function?

• A switch

• A power source

• A resistor

• A capacitor

What happens to electrical energy in a circuit when it powers a light bulb?

• It is transformed into sound energy

• It is transformed into thermal energy

• It is transformed into light energy

• It is transformed into motion energy

Which component is not required for a simple circuit to function?

• A battery

• A light bulb

• A wire

• A fan

In a complete circuit, what role does a switch play?

• It provides energy

• It transforms energy

• It opens or closes the circuit

• It stores energy

If a circuit is incomplete, what is most likely missing?

• A resistor

• A complete path for electricity

• A transformer

• A capacitor

Which of the following transformations occurs when a buzzer is connected to a circuit?

• Electrical energy to light energy

• Electrical energy to sound energy

• Electrical energy to thermal energy

• Electrical energy to motion energy

Which of the following is an example of electrical energy being transformed into motion energy?

• A light bulb lighting up

• A fan spinning

• A heater warming a room

• A radio playing music

Which of the following best describes a complete circuit?

• A circuit with a broken path

• A circuit with a continuous path

• A circuit with no power source

• A circuit with no load

What is required for a complete electrical circuit to function?

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DOK Level 1: Recall

Which of the following is an example of electrical energy being transformed into light energy?

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DOK Level 1: Recall