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Questions and Answers
What is the vernal equinox also known as in the Southern Hemisphere?
In which month does the vernal equinox occur in the Northern Hemisphere?
Which of the following is used to estimate the age of the Earth?
What is the main purpose of using radioactive isotopes in estimating the age of the Earth?
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Why are radioactive isotopes used instead of stable isotopes for estimating the age of the Earth?
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