Here's a breakdown:

* Gases: Particles are far apart and move freely, colliding randomly.

* Liquids: Particles are close together and can move around each other, but they are still in contact. They have a definite volume but not a definite shape.

* Solids: Particles are tightly packed together and vibrate in fixed positions. They have a definite shape and volume.

Think of it this way:

* Gas: Imagine a room full of people, all moving around and bumping into each other.

* Liquid: Imagine a crowded elevator, where people are close together but can still move around.

* Solid: Imagine a packed train, where people are crammed together and can barely move.

The distance between particles in liquids is close enough that there are strong attractive forces between them, but not strong enough to hold them in fixed positions like in a solid. This explains why liquids can flow and take the shape of their container.