Exploring Electrical Energy Transformations A

What is required for a complete electrical circuit to function?

• A battery, a switch, and a light bulb

• A battery, a wire, and a resistor

• A battery, a wire, and a closed loop

• A battery, a wire, and an open loop

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

• A fan spinning

• A toaster heating bread

• A light bulb glowing

• A radio playing music

What happens to electrical energy in a circuit with a motor?

• It is transformed into sound energy

• It is transformed into motion energy

• It is transformed into thermal energy

• It is transformed into light energy

Which component is necessary to transform electrical energy into sound energy?

• A light bulb

• A resistor

• A speaker

• A motor

Identify the basic components of a simple electrical circuit.

• Battery, wire, and switch

• Battery, wire, and resistor

• Battery, wire, and load

• Battery, wire, and capacitor

What type of energy transformation occurs in a toaster?

• Electrical energy to light energy

• Electrical energy to sound energy

• Electrical energy to thermal energy

• Electrical energy to motion energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

Which of the following is NOT a requirement for a functioning electrical circuit?

• A power source

• A closed loop

• A resistor

• A conductive path

What is the role of a switch in an electrical circuit?

• To provide power

• To open or close the circuit

• To transform energy

• To increase resistance

Which device transforms electrical energy into motion energy?

• A light bulb

• A heater

• A motor

• A speaker

What is the purpose of a battery in an electrical circuit?

• To transform energy

• To provide electrical energy

• To increase resistance

• To decrease current

Tags

NGSS.MS-PS2-3