How do we know the earth is 4.5 billion years old?Rocks returned from the Moon have been dated at a maximum of 4.51 billion years old. Martian meteorites that have landed upon Earth have also been dated to around 4.5 billion years old by lead-lead dating - Study24x7
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Goraksha Dadhich
15 Mar 2019 10:13 AM study24x7 study24x7

How do we know the earth is 4.5 billion years old?
Rocks returned from the Moon have been dated at a maximum of 4.51 billion years old. Martian meteorites that have landed upon Earth have also been dated to around 4.5 billion years old by lead-lead dating


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