Question

water in deep sea is a blue colour in blue colour why

Answer 1

Is it because it reflects the color of the sky? "The ocean looks blue because red, orange and yellow (long wavelength light) are absorbed more strongly by water than is blue (short wavelength light). So when white light from the sun enters the ocean, it is mostly the blue that gets returned.

Answer 2

The ocean looks blue because red, orange and yellow are absorbed more strongly by water than is blue . So when white light from the sun enters the ocean, it is mostly the blue that gets returned.