Physical Changes and Chemical changes are the 2 types of changes.
A physical change is a change in the size, shape or state of matter. Ex: Breaking glass, cutting wood, grating cheese, crumpling up paper
A chemical change is a change of one substance into new substance(s). Ex: Burning wood, rotting, tarnishing silver, rusting iron
A physical change is a change in the size, shape or state of matter. Ex: Breaking glass, cutting wood, grating cheese, crumpling up paper
A chemical change is a change of one substance into new substance(s). Ex: Burning wood, rotting, tarnishing silver, rusting iron
