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Have you ever wondered why the ocean is blue? Do you know that sometimes ocean is not blue, it’s green or even yellow.

Take a glass of plain water and put it on a table. Take a look, what color does water have? Blue? White? Green? No! Water has no color, it is clear. So, why the ocean is blue?

The Sunlight

First, we have to know that sunlight is made up of the whole range of colors that our eyes can detect. The range of sunlight colors when combined, looks white to our eye. We can see this all colors on the rainbow. We can also see the colors by passing a beam or sunlight through a prism. A prism is a triangular piece of glass, which allows light to spread out into a band of colors. This color are red, orange, yellow, green, blue, indigo and violet.

Where The Blue of Ocean Comes From?

Second, ocean reflects color of the sky.

For your information, color of the ocean is not always blue. Sometimes we see green or yellow ocean. These color is caused by algae that cover the ocean.