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Class: Class 6 Subject: Science Topic: Basic Concepts of Science

Physical Change:

· A change in which no new substance is formed.

· The change is usually reversible.

· Examples: Melting of ice, boiling of water, tearing of paper.

Chemical Change:

· A change in which a new substance is formed with different properties.

· The change is usually irreversible.

· Examples: Burning of paper, rusting of iron, cooking of food.