Question

what is earth.5 lines answer ​

Answer 1

Answer:

It is the only planet that has an atmosphere containing 21 percent oxygen. It is the only planet that has liquid water on its surface. It is the only planet in the solar system that has life. The Earth is the only inner planet (Mercury, Venus, Earth and Mars) to have one large satellite, the Moon.

Explanation:

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Answer 2

Answer:

Earth is the only known planet supporting life in the entire solar system. Many scientists claim that earth is supposed to be 4.5 billion years old. Around 73% of the surface of the earth is covered with water. Earth has an atmosphere containing 21% oxygen which helps in the survival of living beings.

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