A gas forms or disappears, a solid forms or disappears, a liquid forms or disappears, a color change occurs, energy is released as heat or light or energy is absorbed.
(A gas forms; disappears; ) (heat or light or energy; is absorbed; ) (a solid forms; disappears; ) (a color change; occurs; ) (energy; is released; T:as heat or light or energy is absorbed)
A gas forms heat or light or energy a solid forms a color change energy
disappears is absorbed disappears occurs is released
T:as heat or light or energy is absorbed