Which Has A Shorter Wavelength Red Or Blue? [Solved]

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Which Has A Shorter Wavelength Red Or Blue? [Solved]

Blue light has a short wavelength; red light a longer wavelength.

Red light has longer wavelength than the blue light

Using simple homely materials, it is proved in this video that

Which color of the light has the longest wavelength? (a) violet (b) red (c) blue (d) green

Which color of the light

Why Is The Sky Blue ?

Why