Vitamin D.
No. The sun gives off a full continuous spectrum.
Yes
no
The Moon.
The Sun radiates heat energy.
it gives off light for 12 hours
it gives off radiation
They both give off light
the sun
every second.
No. The moon is a reflection of the sun's light
The moon is a sphere that does not give off light of it's own. Rather, moonlight is caused by the sun's reflection off the moon.