States of Matter
There are three states of matter, namely:
- Solid state
- Liquid state
- Gaseous state
Solid State
Solid matter is composed of tightly packed particles. A solid will retain its shape; the forces between the particles are strong enough that the particles cannot move freely; they can only vibrate. As a result, a solid has a stable, definite shape and a definite volume. Solids can only change shape under force, as when broken or cut.

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