Blue sky and blue sea
When we look into space, sunshine that still illuminate the sky. The sunshine still accompanies, which bounces blue sky. The sea is blue because of the color of the sky. Blue as depth or can also declare unlimited distance. The blue color comes from sunlight that has a large wavelength. Its wavelength decreases and disperses. The new wavelength is the same as the blue wavelength. the supreme power of God.
@saiful83 you were flagged by a worthless gang of trolls, so, I gave you an upvote to counteract it! Enjoy!!