Question

which of the following is a physical change​

Answer 1

Answer:

all of these are physical changes

Answer 2

pls post the full question..its needed so we can help you

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but here's some info based on that....

A physical change is a change to the physical—as opposed to chemical—properties of a substance. They are usually reversible. The physical properties of a substance include such characteristics as shape (volume and size), color, texture, flexibility, density, and mass.