Question

explain why burning of wood and cutting it into small pieces are
cansiderd as two different types of changes
.​

Answer 1

Answer:

Burning of wood is a chemical change while cutting of wood is a physical change because during burning, new substances are formed. After burning, we cannot get original substance, (i.e. wood) back.

Answer 2

Answer:

burning of wood: chemical change

cutting into small pieces : physical change