Age of the Earth Quiz

2.5 million years old

7 billion years old

4.5 billion years old (correct)

1 billion years old

3.5 million years

3500 million years (correct)

35 million years

350 million years

2.5 billion years

7 billion years

4 billion years (correct)

1 billion years

<p>3500 thousand years</p> Signup and view all the answers