Question

why is the earth called a planet​

Answer 1

Explanation:

The third closest planet to the sun is the earth. The planet looks blue from outer space since its two-thirds of the surface is covered with water, so it is called a blue planet. That is 71% of the earth is covered by water. ... The form of the Earth is defined as a geoid.

Answer 2

Answer:

it is only planets known to support life.

*it also has temperature range that supports life

*the proportion of water present is about two third of surface of water than land

*it has oxygen and water that allows life thrive