Question

when a balloon is bursted or a paper is shredded we don't get back original substances comment if these are physical or chemical changes​

Answer 1

Answer:

Inflating a balloon is considered as a physical change because : 1. Inflating balloon don't involves the change of its chemical nature, it only changes its shape.

Explanation:

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Answer 2

Answer:

It is a physical change - when a balloon is bursted, it is no longer in its original shape. It's chemical compositions are the same, except it is not physically stable.

An example of another physical change is burning of paper. It is a physical change because we're combusting paper which turns into ash. The foundational components are the same. except it is physically rearranged.

Answers are physical changes.