A physical change
Physical change of the paint, not the door.
the difference between a physical change and a chemical change is that a physical change is usually reversible whilst a chemical change is not reversible.
A physical change is reversible, a chemical change is not.
Physical... chemically, it's still the same substance,
chemical
Both actions involve a change in physical state. In the first scenario, the warm breath is cooled by the cold air, causing it to condense and become visible. In the second scenario, the staple changes the physical state of the envelope by sealing it shut.
Physical change of the paint, not the door.
it is a chemical change
An acid is a chemical compound, not a physical or chemical change.
It is a physical change.Density is not a chemical property. Instead, it is a physical property.
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Physical change
Chemical broooooooooooooooo niga
Physical change is a change in the structure. Chemical change is a change in the composition. Melting is a physical change. Complexing is a chemical change.
A change in temperature can change the rate of physical or chemical change.
Burning is a chemical change.
its both a chemical change and a physical change.