Question

why is the earth known as the blue planet​

Answer 1

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Composition and Structure of the Oceans. Planet Earth has been called the "Blue Planet" due to the abundant water on its surface. Here on Earth, we take liquid water for granted; after all, our bodies are mostly made of water.

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Answer 2

Answer:

earth is known as the blue planet because it has abundance of water on it about 71% of earth is covered with water