Question

Q 4) What is the colour of danger signals and why?

​

Answer 1

Danger signals are red in color because it is scattered the least by air molecules. The effect of scattering is inversely related to the fourth power of the wavelength of a color. Since the color red has the highest wavelength of all the colors we can see it scattered the least.

hope it helps you ☺️♥️

Answer 2

$\huge{\boxed{\mathfrak{\red{answer}}}}$

Danger signals are red in color because it is scattered the least by air molecules. The effect of scattering is inversely related to the fourth power of the wavelength of a color. Since the color red has the highest wavelength of all the colors we can see it scattered the least.