Question

C. Say whether thee statements are true or false.
1. The setting of curd is a chemical change.
2. The burning of wood and the cutting of
wood into small pieces are two different types of changes.
3. The blowing up of a balloon is a fast
irreversible change.
4. The chopping of vegetables is a reversible
physical change.
5. The switching on of a fan is a reversible
physical change.​

Answer 1

Answer:

1 true

2 true

3 false

4 false

5 true