A scientist is tracking an object orbiting the sun that is found between mars and Jupiter. Which additional feature can be used to determine the object is an asteroid?

Size is the additional feature that determines asteroids.

Explanation:

Asteroids are small, rocky objects that orbit the sun. Although asteroids orbit the sun like planets, they are much smaller than planets. There are lots of asteroids in our solar system. Most of them live in the main asteroid belt which is a region between the orbits of Mars and Jupiter.