If you burn something it is a chemical change, however if you melt of boil it, it is a physical change.
Distilling is a physical change.
lighting is a chemical change
Chemical change
Irreversible means that something can not be changed back. If you could change something back (ice back into water, for instance) then that process is reversible.
Change is already a verb. For example "to change something" is an action and therefore a verb. Another verb is exchange. As in "to exchange something for something else".
Something Better Change was created in 1980.
To change into something new; To change into something not needing anything extra.
how fast something can change
A physical change is one where just the appearance of something changes and a chemical change is where the genetic makeup of something changes.
It means to change or modify something
When you change how you can change by doing something
constant
alter
When morph is used as a suffix it means to change. External Structure
That it is something you are born into and something that you cannot change.
To metamorphose is for something to change into something else.