Which indicates the approximate age of the Earth?
(A) 150 billion year
(B) 4 to 5 million year
(C) 4 to 5 billion year
(D) 150 million year
Correct Answer : 4 to 5 billion year
Question Asked : Bihar Police Sub-Inspector Pre. Exam 2019
Explanation : The age of the Earth is estimated to be 4.54 ± 0.05 billion years. This age-may represent the age of the Earth’s accretion, of core formation or of the material from which the Earth formed. The Milky Way galaxy that contains the solar system is approximately 13.2 billion years old, while the universe itself has been dated to 13.8 billion years.
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