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The colour..... LOL! Orange Light is a signal for drivers to slow down cause there will be a red light in about 5-6 seconds..
The traffic light was made in 1823.
red light is used in traffic lights because red light has a "longer wavelength" than other colours
the traffic light was invented because back in the day people didnt know what to do when driving and cars were new and to prevent people from crashing and accidents they invented the traffic light
light source
Traffic light colours have different shapes in order to inform the colour blind what colour the light is.
Green
In the United States, the middle light on a traffic light is "Yellow" or "Amber," depending on the regional colloquialism.
In the United States, the middle light on a traffic light is "Yellow" or "Amber," depending on the regional colloquialism.
Amber
green,orange,red
It takes 2-3 minutes for a traffic light to change from green to red! (P.S I have counted the seconds myself!)
Okay, you're talking about the delay when the light turns red for one direction and then turns green for another direction. My guess would be that it would be to ensure that the intersection is clear before another direction of travel is given the green.
Stop light is another name for a traffic signal.
Light brown
There is no set distance in between traffic lights.
red-stop yellow-slow down green-go