Traffic lights, blue, yellow and red...
Traffic lights, blue, yellow and red...
Traffic lights, blue, yellow and red...
Traffic lights, blue, yellow and red...

Blue has a shorter wavelength. Red has a longer wavelength. That's why we can see the red light better from a distant place. Yellow has the between.

Hiro's Physics

  • I am a computational expert to simulate physical and mathematical problems. Also, I am a counselor of education.
This entry was posted by and is filed under Science, physics. Tags: color, electromagnetism, light, physics, science, traffic light, transverse, wavelength