Question

We know that water is colourless then why we call earth a blue planet

Answer 1

the earth is blue planet because the clouds are in blue colour ,so the water is looking in blue colour . therefore we call earth is a blue planet.

Answer 2

Answer:

✅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.