The asteroid belt, which is composed of asteroids and spans a width of 300 million kilometres, is located between the planets of Mars and Jupiter.
Asteroids are their own class of object.
no
Asteroids can fall on any planet (or moon).
No. The asteroids can be seen as leftovers from the formation of the solar system.
Yes. Asteroids can hit any planet.
That would be planet Mars, and its two moons are named, "Phobos and Deimos". Mars is the only planet with exactly two moons.
A) Some scientists suppose that the asteroids represent pieces of a planet that once existed but was torn apart a long time ago. B) Other scientists believe that the asteroids are material that never came together to form a planet in the first place.
By accretion
None of the planets are asteroids.
For sure. All the planets were bombarded by asteroids in the early formation of the solar system
gravity
Orbits of the planets Mars and Jupiter are closest to the region of asteroids.