They are small
they are small and have rocky surfaces
they are all very small
They all have cores, made from gas and dust, have atmosphere's, orbit sun, elliptical orbits.
The inner planets Mercury, Venus, Earth, Mars are are all relatively small, they are all rocky, they all have a relatively thin atmosphere.
Actually Dwarf planets are planets which are very small in size and cannot be called planets but not as small to be called asteroids, so the name dwarf planets.
They have in common is that they are the last planets in the solar system
They are small compared to other planets but big compared to us.
The difference between large planets and small planets are that large planets are made up of gases and therefore don't have soild surfaces where as small planets are made up of rocks and other materials liek that and have soild surfaces.
They are small rocky objects as opposed to the next four which are mostly made of g.as
Small, considering the rest of the planets. But in actuality they are large. As said before, in accordance with the rest of the planets in our Solar system, yes they are small.
there way to small to be planets