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2006-11-16 17:03:24 · 18 answers · asked by Rebecca H 1 in Science & Mathematics Earth Sciences & Geology

18 answers

This is the same as asking 'Is snow white in colour?'

Water in the ocean is blue because of the way the light refracts through the water particles.

2006-11-16 20:34:11 · answer #1 · answered by Taurus 5 · 0 0

Yes and no. The reason the ocean looks blue if you are looking from the land or from above (a ship, plane or near-space orbiter), is because of the atmosphere. The air scatters sunlight, especially blue light. This makes the sky blue, and the sky reflects off the surface of the water to make it look blue.

In addition, ocean water absorbs red light, which is why the water looks blue-green from below. Many deep-sea carnivores are red because then they absorb all blue and green light, and only blue and green reach the deeper sea because the red is absorbed near the surface! This is a form of camouflage, and it explains the abundance of red pigment in deep-sea animals and plants - they are basically invisible!

The sky makes the ocean look blue from above. The ocean's absorption of red light makes it look blue-green from below. Either way, the result is because of the sun, and the air and water just happen to cause a similar effect.

2006-11-17 01:18:39 · answer #2 · answered by Kronner 82 3 · 0 0

The ocean in fact is not blue, however it does appeal that way to the human eye, the blue you are seeing is in fact the reflection of the sky, Usually Ocean Water should be a semi- clear, however pollutants, and other contamination distort it somewhat, Just a thought though...It would be wierd to see a yellow ocean..though hmmm.....anyways...Like i said just a common reflection and the amount of debris particles in the water...

2006-11-17 01:13:59 · answer #3 · answered by dykzeulb 2 · 0 0

The ocean is blue because the sky is blue
The sky is blue due to refraction and Difussion of Light
Of all the colours of white light, only blue is distributed and scaterred most

2006-11-17 07:53:51 · answer #4 · answered by Santhosh S 5 · 0 0

No, it is not. Water is colorless. The only color can be due to the sea floor, but its too deep down to contribute to the color.
So why do we see the blue color? Well when light(sunlight which is white light, meaning it consists of all the visible colors) strikes the surface of the water, blue and green components of the white light are reflected the most while other colors are absorbed. As the reflected blue and green components are sensed by our eyes, the ocean appears blue-green.
In the dark, it appears black, as there is no light which it can reflect.
Also, this is one of the phenomena by which objects get their color.

2006-11-17 01:12:23 · answer #5 · answered by Qwerty 2 · 0 0

some places it's green, it just depends on what is in the water, and how deep it is. If you ever goto the beach and look out at the ocean, it will keep turning darker and darker blue as the water gets deeper, search for images on google and you can see this effect immediately

2006-11-17 01:11:02 · answer #6 · answered by compnerd814 2 · 0 0

Ocean is not blue it just appeared to be reflecting blue colour in our eye.This was discovered by Indian Scientist C.V. Raman.It is a result of reflection of sky.

2006-11-17 11:44:23 · answer #7 · answered by Mayank Sharma 2 · 0 0

The color of the ocean is dependent upon its surroundings. Think of it as water placed in different colored containers. You can also include the sea level as one of the factors affecting its color. The deeper it is, the darker it becomes. Reflection of the sky is one of the reasons too. Some bodies of water might have other colors, most of the time its due to the bacteria present in the water.

2006-11-17 01:12:54 · answer #8 · answered by bel 1 · 0 0

Umm yah it is. The water aint though its what ever the colour of what ever is growing in the ocean. Sometimes the ocean can be a beatiful Green aswell.

2006-11-17 01:08:15 · answer #9 · answered by Anonymous · 0 0

No... technically the ocean is clear... its the refraction of the light in the water that makes is seem blue.

2006-11-17 01:08:38 · answer #10 · answered by eck_03 4 · 0 0

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