Multiple choice

The time taken by the sun to revolve around the centre of our galaxy is

  1. 100 million years

  2. 500 million years

  3. 25 million years

  4. 250 million years

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Sun and the bodies moving in orbit around the earth. The most massive body in the solar system is the Sun, a typical single star that is itself in orbit about the center of the Milky Way Galaxy. The time taken by the sun to revolve around the centre of our galaxy is 250 million years.