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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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How do scientist explain how old the earth's is?
The age of the Earth has been determined through radiometric age dating. Small crystals of a mineral called Zircon have been dated to about 4.4 billion years old.
How have scientists used radioactive dating to show that earth is about 4.6 billion years old?
by defining the age of rocks
What are facts on how the layers of the earth was formed?
No one knows for sure about how the layers formed. Scientists are trying to find out how. SORRY : (
According to early scientists what was the shape of the Earth?
That the earth was flat.
What is the estimated age of the earth and solar system?
Scientists estimate the age of our Solar System to be around 4.7 billion years old. They base this on observations and light spectrometry of the Sun.
How old do scientist the the earth is?
How old do scientists calculate the Earth
How old do geologists think the earth is?
Geologists and other related Earth scientists have estimated the age of the Earth to be approximately 4.65 Billion years old based on a wide variety of scientific experiments and data.
How old do scientists believe the earth to be?
4.6 billion years old
What can scientists find out about the earth with a seismometer?
The perturbations in the bowels of the planet earth.
Is Earth 7 thousand years old?
No. Scientists estimate that Earth is about 4.6 billion years old.
What is stratification and why is it important to earth scientists?
stratification- is the process of sediments forming layers it helps to tell scientists how old they are and when did they form on Earth.
How did scientists know how old the earth is?
By carbon dating minerals, fossils or objects, in the earth.
How old do scientists think that earth is?
4.6 billion years
How old do scientists do infer the Earth is?
Best estimates put the Earth's age at approximately 4.6 billion years old.
How old do many scientists estmate earth to be?
About 4.5 billion years.
How do scientists find out how old tutankhamun is?
Scientists run many (apparently) simple tests on the boy-kings mummy's teeth to find out how old Tutankhamen was when he died.
How do scientists know how old the moon is?
The nMoon was once a part of the Earth, so it is the same age as the earth.
