Why does the sea appear blue in colour?

1.	Why does the sea appear blue in colour?
Answer» <html><body><p> Scattering of the sunlight by water molecules</p><br/><br/><p>When sunlight hits the surface of sea or ocean, some of the light gets reflected back, <a href="https://interviewquestions.tuteehub.com/tag/whereas-2326610" style="font-weight:bold;" target="_blank" title="Click to know more about WHEREAS">WHEREAS</a>, most of the longer wavelengths such as red, orange and yellow penetrate sea water and get absorbed by the water molecules. So only the shorter wavelengths of light which <a href="https://interviewquestions.tuteehub.com/tag/contain-409810" style="font-weight:bold;" target="_blank" title="Click to know more about CONTAIN">CONTAIN</a> <a href="https://interviewquestions.tuteehub.com/tag/violet-1446649" style="font-weight:bold;" target="_blank" title="Click to know more about VIOLET">VIOLET</a> and blue colors are reflected back to <a href="https://interviewquestions.tuteehub.com/tag/reach-1178062" style="font-weight:bold;" target="_blank" title="Click to know more about REACH">REACH</a> our <a href="https://interviewquestions.tuteehub.com/tag/eyes-455676" style="font-weight:bold;" target="_blank" title="Click to know more about EYES">EYES</a>. Hence the sea water appears blue.</p></body></html>

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