Describe physical and chemical changes with examples. [3 MARKS]

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Solution

Definition of physical change : 1 Mark
Definition of chemical change : 1 Mark
Examples : 1 Mark

Physical changes are the changes that change the physical traits of the substance without making any change in their internal structure.
Example : Melting of ice cubes.

On the other hand, a chemical change is one that affects the internal structure of the substance so as to form a new substance.
Examlpes : Burning of wood.

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