The solid particles are always really close to each other and there's very little spaces between them for anything. They are always vibrating they never stop vibrating. The solid particles never move but if they ever do they don't move far. Solid particles are every where around you and every where around earth. they are in everyday things you use every day like shoes, seats, desks, and the ground your on right now there's allot more things that there in but we cant get them all on this page so i jest named some of them.