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To humans RED means stop or danger in our brains.
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∙ 13y ago
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What are traffic lights used for?
inventor of the traffic light
Why red light is used as the traffic light?
red light is used in traffic lights because red light has a "longer wavelength" than other colours
What was used before traffic light was invented?
Police officers giving traffic signals.
What was used before the traffic light?
Stop signs
Where was the first traffic light used?
The first traffic light was used in Great Britain in December 1868. It controlled traffic on London's three busiest streets: Bridge Street, Great George Street and Parliament Street.
What Ohio city was the first traffic light used?
Cleveland
What is the use of ic555 in traffic controller?
IC 555 is a simple timer integrated circuit device and used for traffic light timing to control traffic flow.
What is the opposite of heavy traffic?
The opposite would be "light traffic".
Why was marijuana used in World War 2?
Because buds are rad. super rad.
What is the rad deg and grad used for in the calculator?
'Rad' is radians, 'deg' is degrees, and 'grad' is gradient; all used in calculus.
What happnes if the traffic light system brakes down?
If a traffic light breaks most cities will assign a traffic cop to regulate traffic until the light can be fixed.
When can cruise control be used?
On the open road with light traffic. Never use it in heavy traffic, when it is raining, or when there is ice or snow on the road.You would use cruise control when driving on the open highway in very light traffic where you wish to maintain a constant speed.
