Answer: 1.The shape of the glass has changed.
4.The size of the glass has changed.
A physical change can be defined as a change that occurs in the form of matter can be changed or altered. But one substance cannot be transformed into another substance. This change involves a change in the shape and size of the matter. These changes are reversible changes, and does not bring any alteration in the chemical compositions of the matter.
The glass shatters when drops. This will result in physical change in the glass structure. It can change the shape and size of glass as, the glass drops, the large glass may be broken into many small pieces.