Soft & brittle.
I would say it is a physical change the chalk is being reduced to a smaller size. It still remains chalk.
Crushing a piece of chalk is only a physical change. Chemically, it is still chalk.
It is a physical change.
A physical property.
porosity
I would say it is a physical change the chalk is being reduced to a smaller size. It still remains chalk.
Chalk can be broken into pieces.
Crushing a piece of chalk is only a physical change. Chemically, it is still chalk.
physical property
Grinding chalk really doesn't change the chalk except to make it into powder. So that makes it a physical change. It is much like ice melting into water.
No, physical property is NOT a physical property itself
It is a physical change.
A physical property.
Appearance is a physical property.
porosity
physical :)
physical