Red for stop, yellow for about to turn to red, and green for go.
The color red
The color yellow on a traffic light signifies that the light is about to change from green to red, warning drivers to slow down and prepare to stop.
Amber
Orange or Amber
Amber
Garrett Morgan
There's nothing really special here, it's simply the color of the light that enters our eyes is how we see the traffic light.
The three-color traffic light was created by police officer William Potts in Detroit, Michigan in 1920, according to Motor News (Detroit), March 1947.
the second traffic light was made in America, the first one was made in Europe and exploded
Generally, traffic lights take about 5-10 seconds to change to a different color. This timing can vary depending on the intersection and the traffic light's programming.
Green. It's pretty much universal worldwide...
Yes, light will scatter after striking a yellow traffic light. The yellow color of the light is due to selective absorption and scattering of certain wavelengths, causing only yellow light to be reflected or transmitted while the rest is absorbed.