Multiple choice

The age of the solar system is

  1. 7.8 billion years

  2. 3.2 billion years

  3. 4.6 billion years

  4. 3.8 billion years
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Scientific consensus, based on radiometric dating of meteorites and the oldest Earth and lunar samples, estimates the age of the solar system to be approximately 4.6 billion years.

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