Question

deffrence between physica or chemical change with example​

Answer 1

Physical change

In these new substance is not formed

Examples = Cutting of hair , Boiling of water . etc

Chemical change

In these new substance is formed

Examples = Digestion of food , Burning of wood etc.

Answer 2

physical changes can be done again and again.eg:folding a paper

Chemical changes cannot be done again and again.eg:mixing salt into water