Q: What are reversible physical changes in matter called?


Read this paragraph and choose the correct option from the provided answers:

Changes of state are physical changes in matter. They are reversible changes that do not change matter’s chemical makeup or chemical properties. For example, when fog changes to water vapor, it is still water and can change back to liquid water again.

 Choices:

- chemical change

- alterations

- transformations

- changes of state


A:
changes of state