Phase of the moon when you see only half of the lit side after full moon

i need

if you know your abc's you should be able to get your answer or just use google

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.

is it multiple choice?