solid to gas
sublimation
solid to liquid
melting
liquid to solid
freezing
liquid to gas
evaporation
gas to liquid
condensing
gas to solid
deposition
gas particles
far apart, random, move in all direction
solid particles
tightly packed, fixed position, vibrates
liquid particles
75% touching, moves together
can you compress a solid
yes
can you compress a liquid
no
can you compress a gas
yes