Traffic lights are used at intersections or other locations where Stop signs and Yield signs are no longer able to manage traffic flow. Traffic signals tell drivers when it is safe to proceed upon a roadway and when they need to stop. They also tell drivers to go in different directions, such as left or right.
The light reduces the chance of an accident, causing the traffic congestion to go down the most during rush hour.
Its most customary meaning is 'signal light' or 'traffic light' such as those typically found at the corner of busy intersections in cities. However, it can also mean a flashing light communications system, or a communications system that uses flags.
To control traffic and allow traffic to flow in an orderly fashion.
The opposite would be "light traffic".
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If a traffic light breaks most cities will assign a traffic cop to regulate traffic until the light can be fixed.
The traffic light was made in 1823.
A traffic light you seen change to green
Yes. That is why they are called traffic lights.
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