Amber (or red) in a traffic light sequence means "stop," put the brakes on! Green means "go;" and yellow signifies that the traffic light is about to turn red (or amber), so you should start to slow down and prepare to stop.
A red light - steady or flashing - means STOP. A steady amber light means Caution - signal about to change. A flashing amber light means SLOW DOWN.
3 colours on a traffic light red amber green
Amber, as in: Red - stop Green - go Amber - caution
Traffic light sequence. Red, Red/Amber, Green, Amber, Red.
Three Red Amber Green
The red colour stands for blood shed in Africa The amber stands for gold in Africa The green stands for the African grassland
Orange, which means slow down, the traffic light will change to red (stop) soon. Most people would call it Amber.
A red traffic light means stop, and you must come to a complete stop before the intersection or crosswalk. A flashing red traffic light indicates the same as a regular red light – you must come to a complete stop, but you can proceed when the way is clear after yielding to other vehicles and pedestrians.
The colors of a traffic light are arranged from top to bottom in the following order: red, yellow (or amber), and green.
Red, red and amber, green, amber, red. It depends where you are. In North America, they go red, green, yellow, red. In at least some places in Europe they go red, amber, green, amber, red.
Most(?) highway departments set their amber caution-light sequence so that there is one second af amber for every 10 mph of posted speed on that road (i.e.: 50 mph posted speed = 5 seconds of amber).