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Matter
occupies space and had mass
3 forms of matter
Solid, liquid, gas
1 thing 3 states have in common
Particles
Properties of a substance
How substance behaves
Properties of substance
particles are packed closely, can vibrate, can’t move, keep shape and volume, can’t be compressed
Properties of liquid
Particles are close but can move, definite volume, change shape, not compressed easy
Properties of gas
Particles are free to move wherever, no shape or volume, easy to compress
Change of state
material changes state
Melting
Solid to liquid
Boiling
Liquid to gas
Condensation
Gas to liquid
Freezing
Liquid to solid
Boiling point of liquid
Temperature where liquid changes to gas
Diffusion
Movement of particles from area of high concentration to low concentration
Plasma
Gas that carries electric charge