A solid
a gas
The substance would be in a gaseous state if it had no fixed volume. Gases have no fixed shape or volume and can expand to fill the container they are in.
The state of matter in which the volume and shape of a substance are fixed is a solid. In solids, particles are closely packed together and have a fixed arrangement, giving them a definite shape and volume.
a liquid
A liquid
A substance that has a defined volume but an undefined shape is a liquid. Liquids take the shape of their container but maintain a fixed volume.
A gas is a substance with no definite shape or volume.
A liquid
A gas is a substance that does not have a fixed shape or volume. It can expand to fill the space available to it.
A liquid has a fixed volume but not a fixed shape. If you put it into a graduated cylinder, it will take the shape of the cylinder. If you put it into a bowl, it will take the shape of the bowl.
Solid: Particles are tightly packed together, have a fixed shape and volume, and vibrate in place. Liquid: Particles are close together but can flow and take the shape of their container, with a fixed volume. Gas: Particles are far apart, move freely, have no fixed shape or volume, and fill the entire container they are in.
the solid state