According to modern science,approximately how old is the Sun?
A)4 $ \frac{1}{2} $ billion years
B)25 million years
C)10,000 years
D)400 million years

Question

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According to modern science, the Sun is approximately 4 1/2 billion years old. This age is determined by studying the radioactive decay of elements in meteorites, which are believed to have formed alongside the early Solar System.

According to Modern Science,approximately How Old Is the Sun? A)4 12 \frac{1}{2} 21​

According to Modern Science,approximately How Old Is the Sun?
A)4 $\frac{1}{2}$