Choose the correct answer for, the discovery of light "beyond the rainbow" is attributed to which scientist?

a) william herschel
b) josef stefan
c) ludwig boltzmann
d) isaac newton



Answer :

The correct answer is **a) William Herschel**.

William Herschel discovered infrared light, which is light "beyond the rainbow," in 1800. He used a prism to split sunlight into its spectrum and then measured the temperature just beyond the red part of the spectrum, finding it was higher, thus discovering infrared radiation.