Question

what is a physical and chemical change give example with reason to justify answer​

Answer 1

Answer:

physical change is a type of change in which no new substance is formed

where as

chemical change is a change in which new substance is formed

Examples:Folding of paper physical change

bruning of wood chemical change

Answer 2

Answer:

• A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.A physical change is any change in a substance's form that does not change its chemical makeup. Examples of physical changes are breaking a stick or melting ice. A chemical change, or chemical reaction, occurs when atoms of a substance are rearranged, and the bonds between the atoms are broken or formed., cooking, rusting and rotting are examples of chemical changes.Examples of physical properties include melting, transition to a gas, change of strength,