Question

red colored.

Answer 1

The answer is:
Wavelength ~620–740[1][2] nm
Frequency ~480–400 THz

Answer 2

There is no answer when no question was asked.

Answer 3

Jeez.. I was kidding. And you get a metal for saying my joke sucks.

Answer 4

Under other circumstances I'd have thought you were kidding, but it's never safe to assume on the internet.

Answer 5

True.

Answer 6

Pastory, this is another example of spam/nonsense postings.

When your suspension is over, do not continue with these sorts of meaningless posts.