Question

1
Why is Earth called water planet​

Answer 1

Answer:

Earth is rightfully called a water-world: far more than half of our planet is covered in water. ... That's because the ocean covers 71 percent of Earth's surface. The ocean is accordingly a major component of the hydrosphere, and it plays an important role in Earth's water cycle. 23-Mar-2020

Answer 2

Answer:

Because it was more blue in colour.

Explanation:

Because 71% of the Earth's surface is covered with water, so it is known as Blue Planet.