Wavelength - Why red is used as a danger signal? | #aumsum #kids #science #education #children

Description: Topic: Wavelength
Why red is used as a danger signal?
Well. Because my teacher said so.
As usual, you are wrong.
The major reason for red to be used as a danger signal is its wavelength.
I know. Wavelength is the distance between two sea waves.
No.
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