Classify the following as chemical or physical changes: • Cutting of trees • Melting of butter in a pan • Rusting of almirah • Boiling of water to form steam • Passing of electric current through water, and water breaking down into hydrogen and oxygen gas • Dissolving common salt in water • Making a fruit salad with raw fruits • Burning of paper and wood

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• Cutting of trees → Physical change • Melting of butter in a pan → Physical change • Rusting of almirah → Chemical change • Boiling of water to form steam → Physical change • Passing of electric current through water, and water breaking down into hydrogen...
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• Cutting of trees → Physical change • Melting of butter in a pan → Physical change • Rusting of almirah → Chemical change • Boiling of water to form steam → Physical change • Passing of electric current through water, and water breaking down into hydrogen and oxygen gas → Chemical change • Dissolving common salt in water → Physical change • Making a fruit salad with raw fruits → Physical change • Burning of paper and wood → Chemical change read less
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