IGCSE Matter and Changes VOCABULARY ParticlesRandom motionDissolveDiffusionAtomMoleculesIonsSolids propertieslatticeLiquids propertiesGases propertiesMeltingCondensationVaporization/BoilingEvaporationBoiling pointMelting pointFreezing pointSolidificationDepositionHeating curvePressureTemperatureVolumeCompressionsublimation