Traffic Light

Why did Max have to wait before crossing the street?

• He was waiting for Jessie

• • He was waiting for the traffic signal to turn red

• He was waiting for a friend

• He was waiting for a bus

What inspired Max while crossing the street?

• The design of the street

• The traffic lights

• The busy traffic

• The noise of the city

What did Max want to learn about after crossing the street?

• How cars are made

• How to ride a bike

• How traffic signals work

• How to build bridges

What project did Max think about creating?

• A model bridge

• A street map

• A model car

• A simple traffic light model

Which of the following can be used to create a simple traffic light model in a paper circuit?

• LEDs

• A motor

• A speaker

• A fan

What provides power to the LEDs in a paper circuit traffic light model?

• A coin cell battery

• A light bulb

• A windmill

• A solar panel

Which material would Max use to create the conductive paths in his paper circuit?

• Plastic strips

• Copper tape

• Rubber bands

• Wooden sticks

How can Max make sure the LEDs in his traffic light model light up properly?

• Connect the LEDs in series without a battery

• Attach the LEDs with glue

• Use copper tape to connect LEDs to the battery

• Use string to tie the LEDs together

Which color of LEDs might Max use for a traffic light model?

• Blue, pink, and purple

• Orange, brown, and teal

• Red, yellow, and green

• White, black, and grey

Why is it important for Max to connect the LED legs correctly in his paper circuit?

• To ensure the LEDs are the same color

• To complete the circuit and allow the LEDs to light up

• To make the circuit look neat

• To save battery power