Smarty Pants Quiz
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Approximately how old is the Earth?
6 billion years
6 thousand years old
4.5 million years
4.5 billion years old
I wish I could say yes, but unfortunately... Try again!
By dating the rocks in Earth's crust, as well as the rocks from the moon and visiting meteorites, scientists have calculated that Earth is approximately 4.5 billion years old.
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09
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Approximately how old is the Earth?
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