Question

why earth is unit planet​

Answer 1

Answer:

Earth's orbit around the sun isn't a perfect circle. So Earth's distance from the sun changes throughout the year. Astronomers give the Earth's changing distance throughout the year relative to the astronomical unit, too.

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Answer 2

Answer:

Earth is a unit planet because Earth is only planet in our solar system that supports The Life , it has Oxygen, water, it is neither too cold nor too hot

that's why it is known as unit planet

Explanation:

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