Molecules permanently change. In a physical change the effects are reversible.
it happens when •A physical change is reversible, a chemical change is not.•the freezing of water would be a physical change because it can be reversed, whereas the burning of wood is a chemical change - you can't.
It is a physical change.
When a chemical change happens, a physical property is change. A physical property something that you could use to describe something or someone with your senses.
The chemical reactions of sulfuric acid are chemical changes.
It is a chemical change because it is irreversible and the change happens on a molecular level.
A physical change
PHYSICAL CHANGE - refers to the change in size, shape, or state of matter. CHEMICAL CHANGE - happens when one chemical substance is transformed into one or more different substance, such as iron becomes rust.
it stays da same
Physical. (Its still water.)
Physical change of the paint, not the door.
The substance will remain in its current state unless acted upon in such a way as to cause a physical or chemical change.
it is a chemical change