This document discusses the kinetic particle theory and the three states of matter - solid, liquid, and gas. It explains that in solids, particles are tightly packed and vibrate in their positions. In liquids, particles are packed tightly but free to move within the liquid. In gases, particles are able to move in any direction and are far from one another.

1. Source: http://www.straitstimes.com/the-big-story/the-haze-singapore/story/haze-update-psi-reading-hits-170-the-worst-1997-20130619
Kinetic Particle Theory
By: Jasper Lee

2. http://tiltshifted.com/danielsim/artscience-
museum-singapore/
Liquid
Particles are free to move
within the liquid.
Packed tightly.

3. Solid
Particles are tightly
packed.
Vibrate in their
positions.

4. Gas
Able to move in any
directions.
Far from one particle to
another.