Question

define physical change and chemical change?​

Answer 1

Answer:

Which the human eye can see and observe it's consequences is termed as physical change while the things which human eye can't see and image why it happened is termed as chemical change.

Answer 2

Answer:

PHYSICAL CHANGE:

a usually reversible change in the physical properties of a substance, as size or shape.

CHEMICAL CHANGE:

The change in which the molecular composition is completely altered and a new product is formed is called a chemical change.