Multiple choice Why do planets revolve around the sun in definite elliptical orbits? Friction between the sun and the planets makes the planets revolve. The planets exert gravitational pull among each other. The planets are spherical in shape. There is a magnetic pull between the planets and the sun. The sun exerts immense gravitational pull. Reveal answer Fill a bubble to check yourself E Correct answer Explanation The sun exerts immense gravitational pull due to which the planets revolve around it in an elliptical orbit.