Solid, liquid, gas ^^
For example, if you have an ice cube you have a solid piece of matter, but if you heat it up it melts and then it's liquid, and after getting hot enough it evaporates and even though you can't see it it's still there, but as a gas.
By the way, what's this have to do with Spanish?
Answer:
II) vibrar un objeto, viaja como onda sonora y escuchar a través del oído
Explanation:
¿Cuáles son los elementos que intervienen en el proceso de un sonido?:
II) vibrar un objeto, viaja como onda sonora y escuchar a través del oído.
I did this when I was in Chem :)
Face changes in matter means that the matter changes from one of the following states to another.
Gas, Liquid, and Solid.
When heat is added to a solid it becomes a liquid, when head is added to liquid it becomes a solid.
This chart helps.