# data[].attributes.body
A solid has particles that are tightly packed together. The particles in the solid vibrate, too. Each solid has a definite shape and volume.

# data[].attributes.body
The particles in a liquid are close together with no regular pattern.  Each particle can move and slide past one another. It also has a definite volume but not a definite shape.

# data[].attributes.body
A gas has particles that are separated, without a regular pattern. Gases also have no definite shape and/or volume.