Questions and Answers
What are the three main components of a traffic signal?
Red LED Module, Green LED Module, and 9V Battery Snapper
Which of the following was NOT mentioned as a component in creating a traffic signal?
Blue LED Module
When were the first traffic lights introduced?
1860s
What is the purpose of using a breadboard or power distributor in creating a traffic signal?
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Which of the following is NOT a procedure for creating a traffic signal?
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