Question

anyone know a why earth called blue planet? only for g.k ​

Answer 1

Answer:

The earth is called a blue planet because:-

• A major part of earth (71%) is covered with water.
• When earth is viewed from outer space it gives a vivid blue colour.

Answer 2

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. However, liquid water is a rare commodity in our solar system. ... Liquid water covers most of the surface of our planet.
It is also known as green planet because of the environmental view...
Hope it helps you mam...