This lesson plan for Class 7 Science โ Chapter 5: Physical and Chemical Changes is designed to help students understand the difference between physical and chemical changes and their importance in daily life. The lesson introduces students to the characteristics of physical changes such as change in shape, size, or state, and chemical changes involving the formation of new substances.
Through activity-based learning, experiments, and real-life examples, students explore concepts like reversible and irreversible changes, rusting of iron, and factors affecting rusting. The lesson also highlights methods of preventing rusting, linking scientific concepts to everyday applications.
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