Steel42 Steel42

04-01-2017
Social Studies

Answered

About how many years ago was Dinosaurs extinct from the earth

How old is the earth

Verified Answer :

poplyness poplyness

04-01-2017

Many Theories, No Proof. Dinosaurs roamed the earth for 160 million years until their sudden demise some65.5 million years ago, in an event now known as the Cretaceous-Tertiary, or K-T, extinction event
and
earth is 4.543 billion years old

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Anonymous Anonymous

04-01-2017

I am pretty sure the earth is billions of years old. Dinosurs were extinct millions of years ago.

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