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secondary 4 chevron_right Biology chevron_right Singapore

Can someone explain why does the blue light have a shorter wavelength than red light?
^ this is the answer for (a), but i dun understand /:

Date Posted: 2 months ago
Views: 25
Kinson Gan
Kinson Gan
2 months ago
Hi Sonia, is this the full question?
2 months ago
Yes this is

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Eric Nicholas K
Eric Nicholas K's answer
1705 answers (Tutor Details)
Blue light is closer towards the gamma ray end of the spectrum than the radio wave end of the spectrum. Wavelengths decrease in the direction of the gamma ray end.

So blue light, being closer to the gamma ray end, will have a shorter wavelength than red light.