How Did Scientists Calculate the Age of Earth?

National Geographic
Contributed By
National Geographic
Resource Type
Classroom Material
Keywords
Earth Science Geology
Subjects
Earth and Space Sciences Physics
Grade Levels
Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11 Grade 12
Related Resources

How Did Scientists Calculate the Age of Earth?

The examination and analysis of rocks on Earth’s surface, and of extraterrestrial rocks, have enabled scientists to determine the approximate age of the planet.
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