Question

Classify the following changes in at least two ways.
1. Growth of baby
2. Formation of curd​

Answer 1

growth of baby is a chemical change because the height of baby cannot decrease once increased .

the changes of this body can also not be changed back..

formation of curd is a chemical change because the curd cannot be changed into milk .

the components of milk changes totally.

Answer 2

Answer:

1. A chemical change , an irreversible change

2. A chemical change , an irreversible change

Explanation:

Growth of baby is a chemical and an irreversible change because when a baby grows , some changes in his/her body take place which cannot be reversed.

Formation of curd is also a chemical and irreversible change because when milk curdles to form curd , it changes its chemical composition totally and as u know when the chemical composition changes , it cannot be reversed back.