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5 cards from this section. Quick, good the night before a test.
Define a traffic signal.
Think about where you see these lights.
What does 'time sharing' mean in traffic management?
What happens at an intersection with many directions?
What is the primary purpose of a traffic signal?
Consider why they are placed at intersections.
True or False: Traffic signals can only improve traffic flow.
Think about your experience waiting at red lights.
Design a simple traffic signal plan for a four-way intersection considering peak hours. Explain your reasoning.
Think about the most common traffic patterns.
Analyze how introducing left turn signals can affect stopped delays at a signalized intersection.
What happens when vehicles need to yield for turns?
4 more questions in this section. Enroll free to practise them all.
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