Question

why is red used as stopping light at traffic signals?​

Answer 1

• In the visible spectrum, the red color has the largest wavelength. The red colour is least scattered by fog or dust particles. So we can observe red colour easily even in foggy conditions. That is why stop signals have red colour..

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Answer 2

Answer:

here's ur answer dude

Explanation:

In the visible spectrum, the red color has the largest wavelength. The red colour is least scattered by fog or dust particles. So we can observe red colour easily even in foggy conditions. That is why stop signals have red colour.

hope it helps