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Because it is the only planet that have oxygen and have water and food on it.

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14y ago

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Related Questions

What do you call the only planet inhabited by man?

If man developed on this planet first and only, then the Earth or Tellus is the only planet inhabited by man. It might be disputed if our planet is the first one or the only one. Science does not know for certain but the odds with to days knowledge are against theories of man coming to earth from other planets.


What is the only planet in your solar system that man has walked on?

Earth


Has a man ever been on a planet?

no, because the moon isn't a planet, and earth is the only one.


Has a man ever stepped on planet Neptune?

No, only the moon has been stepped on by man, other than the earth.


What is the richest planet on earth?

The earth is the only planet on earth.


What planets have man kind walked on?

As far as we know, the only planet that human beings have walked on is the planet Earth; we have also walked on the moon, but that is a satellite, not a planet.


What is the significance of planet earth?

Planet earth is the only planet that we know of that has life on it.


Who was the first man to step on another planet?

No man or Woman has ever stepped on another planet. The only celestial body that humans have been to (other than Earth) is the Moon.


What is the planet that is home to man?

Earth is the home to man


What it a earth?

Earth is a are home planet ,and the only planet that contains life


Is Earth the only planet with Lava?

No, Earth is not the only planet with lava (magma), Venus has a molten core as well as Earth.


What is planet earth known for?

planet earth is known for being the only planet to support life