According to Kepler's law,the approximate sidereal period of an asteroid moving around the Sun in the asteroid belt is:
A) 2.8 years.
B) 46.8 years.
C) 1.99 years.
D) 4.68 years.

Question

Quizplus · Accepted Answer

Kepler's third law states that the square of the orbital period of a planet is proportional to the cube of the semi-major axis of its orbit. The asteroid belt is located between Mars and Jupiter, with an average distance from the Sun of about 2.8 astronomical units. Using Kepler's law, the sidereal period is approximately 4.68 years.

According to Kepler's Law,the Approximate Sidereal Period of an Asteroid