Cut-out cards Matching sheet

Print double-sided (flip on the long edge) and cut along the dashed lines. Fronts and backs line up.

Particle Theory · Fronts · page 1

solid
liquid
gas
expansion
diffusion
pressure
forces
pattern

Particle Theory · Backs · page 1

State of matter that flows like water
State of matter with a fixed shape
The act of increasing in size or volume or quantity or scope
State of matter that fills any space, like air
Force pushing on something
The process in which there is movement of a substance from an area of high concentration of
A perceptual structure
A push or a pull (plural)

Particle Theory · Fronts · page 2

vibration
condensation
evaporation
volume
compress
freeze
fixed
random

Particle Theory · Backs · page 2

The process of changing from a gaseous to a liquid or solid state
A distinctive emotional aura experienced instinctively
How loud something is, or how much space it fills
The process of becoming a vapor
The withdrawal of heat to change something from a liquid to a solid
A cloth pad or dressing applied firmly to some part of the body
Lacking any definite plan or order or purpose
To restore by replacing a part or putting together what is torn or broken

Particle Theory · Fronts · page 3

particle
density

Particle Theory · Backs · page 3

How tightly packed the matter in something is
A tiny piece of anything