Question

Pl tell me the answers​

Answer 1

Answer:

World health day is on 7th April, Boiling of water and Occurrence of Earthquake are Physical changes and Formation of Curd is a Chemical change.

Answer 2

Answer:

1-Boiling of Water=(d. Physical change)

2-Formation of curd=(c. Chemical change)

3-World Health Day=(e. 7th April)

4-Occurrence of Earthquake=(Not sure )Sorry

Explanation:

As Occurring of Earthquake is not a periodic change . Periodic Change ex- Rotation of Earth, Revolution of Earth etc .