Physical means the color, density, state of matter, its structure etc etc.
But chemical means how it reacts with water, acid, base and how it changes when it is heated with some other chemicals etc.
"Chemistry" is done by the outer valance shell of electrons, NOT by the nucleus.
A physical change
chemical property
yes it can be called physical and chemical reaction
denim has great insulating propertires as proved by Irish rockers in winter outside central bank
Physical
physical property
Physical
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Salt is a chemical compound. It has chemical and physical properties.
physical or chemical
Hardness a physical or chemical