Classify the Changes Involved in the Following Processes as Physical Or Chemical Changes: - Science

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Classify the changes involved in the following processes as physical or chemical changes:

Photosynthesis

Dissolving sugar in water

Burning of coal

Melting of wax

Beating aluminium to make aluminium foil

Digestion of food

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Solution

Photosynthesis → Chemical change

Dissolving sugar in water → Physical change

Burning of coal → Chemical change

Melting of wax → Physical change

Beating aluminium to make aluminium foil → Physical change

Digestion of food → Chemical change

Concept: Classification of Change: Physical Changes
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APPEARS IN

NCERT Class 7 Science
Chapter 6 Physical and Chemical Changes
Q 1 | Page 65
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