There are many lightweight solids. A sheet of paper, aluminum foil, balsa wood, a plastic bag, foam rubber, and cotton balls are all solids, and very lightweight.
chair
a
A solid cube has six faces. That's a solid fact.
Brass
solid
sand paper
For example refining of sodium chloride.
# solid,liquid and gas
Mark angelo porras..
I am not going to answer your homework so sorry
butter
solid,liquid and gasses