What state of matter is this?
Solid
When matter changes state, it is a _____ change.
physical
Is this reversible OR irreversible change?
irreversible
Is this a reversible OR irreversible change?
reversible
What state of matter is this?
Gas
When one matter makes new forms of matter is called a _____ change. (chemical OR physical)
chemical
What state of matter is this? (chemical OR physical)
Liquid