Question

why earth is called blue planet

Answer 1

You may have often heard that our Earth has been referred to as the Blue Planet.

This is because art has 70 % of its composition as water and the rest 30 percent is land.

Therefore when you see Earth from space, it looks like a blue planet because of so much water.

Answer 2

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ANSWER :

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Earth is known as the 'blue planet' because of the vast oceans that cover two-thirds of its surface. When seen from space, our world looks like a pale blue dot.

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