Question

Classify the following changes as reversible and irreversible changes.


a) Rolling a chapati

b) Baking a chapati

c) Making a dough with flour and water

d) Making a paper aeroplane

e) Cutting paper

f) Expanding of metal on heating

g) Burning a paper

h) Blooming of flower

i) Souring of milk​

Answer 1

Answer:

rolling of chapati making of chapati making a dog with the floor and what are making a paper aeroplane cutting paper expending of metal on heating