physical change is a temporary change while chemical change is a permanent change. Justify

A change in some quantity of matter is said to be a physical change if there is no change in the chemical make-up of the matter

Examples of Physical Changes

• Change of state (such as from solid to liquid or from gas to liquid)
• Absorption of water into a towel

Crumpling a piece of paper

A chemical change is a process in which reactants are changed into one or more different products

examples of chemical changes are:

• Burning a log of wood.
• Mixing an acid with a base, producing water and a salt.
• Photosynthesis - a process in which carbon dioxide and water are changed into sugars by plants