Understanding Flashlights and Circuits

What is the main source of electricity in a flashlight?

• Solar panels

• Batteries

• Hydroelectric power

• Wind energy

What is the path called that electricity follows to light up a bulb?

• Line

• Route

• Track

• Circuit

Which shape does the word 'circuit' sound like?

• Rectangle

• Circle

• Square

• Triangle

What happens to the electricity if there is a gap in the circuit?

• It speeds up

• It stops

• It reverses direction

• It jumps over the gap

What is the role of a switch in a circuit?

• To change the direction of electricity

• To increase the voltage

• To create a gap in the circuit

• To store electricity

What is the first step in building a simple circuit?

• Connecting the wires to the bulb

• Adding a switch

• Turning on the power source

• Connecting the wires to the power source

What does pressing the button in the circuit demonstration do?

• Breaks the circuit

• Changes the power source

• Completes the circuit

• Increases the brightness

Which of the following devices use circuits similar to the one demonstrated?

• Refrigerators

• All of the above

• Cars

• Phones

What is the main function of a circuit in electronic devices?

• To generate electricity

• To cool down the device

• To carry power

• To store energy

Who helped make the video?

• NASA

• Google Making Science

• Microsoft

• Apple