Question

5 examples of physical and chemical change around you

Answer 1

Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc. Generally, physical changes do not involve the production of energy.

Answer 2

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CORRECT QUESTION -

5 examples of physical and chemical change around you?

CORRECT SOLUTION -

(Ⅰ) Physical Change :

Physical change is a change where no new substances are formed what differs is the change of shape , size or physical state of object . 5 Example of physical changes are :

• Stretching of Rubber band .
• Melting of Butter .
• Dissolving salt in water .
• Inflating a Balloon .
• Crushing a Can

(Ⅱ) Chemical Change :

Chemical change is a change in which two substances come in contact and new substances is formed having different properties . 5 Example of chemical changes are :

• Cooking of food .
• Growth of plant .
• Obtaining Curd from milk .
• Process of Photosynthesis .
• Rusting of Iron .

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