Question

what is physical and chemical changes​

Answer 1

Answer:

1. Physical change = A change in which no new substance is formed is called a physical change.

2. Chemical change= A change in which a new substance is formed is called a chemical change.

Answer 2

Explanation:

1. in physical change the properties of original substance don't change
2. in Chemical substance properties of original substance changes and new substance is formed.
3. physical change. eg.evaporation of water.
4. chemical change. eg.ripening of fruits.