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Anonymous
Anonymous asked in Science & MathematicsAstronomy & Space · 2 months ago

What does this statement mean?

The earth is over 4.5 billion old and it took over 10-20 million years for its completion.

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  • 2 months ago
    Favorite Answer

    The statement means that it took 10-20 million years 

    for the Earth to coalesce, remain stable by means of 

    its own gravity, and then cool down. 

     

    At that point it became a planet, and it 

    has remained a planet for more than 4.5 Billion years. 

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  • Clive
    Lv 7
    2 months ago

    It means what it says.

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  • 2 months ago

    It took that long to take the Scaffolding apart

    No !!

    It was that length of time that Earth had too cool down and form a crust

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