Question

formation of clouds
melting of wax
spoilage of food
grinding of a substance
burning of leaves
hammering of metals​

Answer 1

Answer:

1. reversible change

2. reversible

3. irreversible

4. irreversible

5. irreversible

6. irreversible

Answer 2

Answer:

formation of cloud is a natural change ,melting of wax is a chemical change ,grinding of a substance is a chemical change ,burning of leave s is a chemical change spoilage is also a natural change

Explanation:

please thanks if the answer is correct