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4.543 billion years. The best estimate for Earth's age is based on radiometric dating of fragments from the Canyon Diablo iron meteorite. From the fragments, scientists calculated the relative abundances of elements that formed as radioactive uranium decayed over billions of years

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Q: How old is earth and how did scientists find this out?
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Related questions

How old do scientist the the earth is?

How old do scientists calculate the Earth


How old do scientists believe the earth to be?

Scientists believe that the Earth is approximately 4.5 billion years old based on radiometric dating of rocks and meteorites.


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The perturbations in the bowels of the planet earth.


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By carbon dating minerals, fossils or objects, in the earth.


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Best estimates put the Earth's age at approximately 4.6 billion years old.


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Scientists run many (apparently) simple tests on the boy-kings mummy's teeth to find out how old Tutankhamen was when he died.


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The nMoon was once a part of the Earth, so it is the same age as the earth.


Who are the Two scientists who helped Darwin and others recognize how old?

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How old is Earth and how scientists find this out?

4.543 billion years. The best estimate for Earth's age is based on radiometric dating of fragments from the Canyon Diablo iron meteorite. From the fragments, scientists calculated the relative abundances of elements that formed as radioactive uranium decayed over billions of years