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Classify the following as chemical or physical changes:• ... - Science
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 the water breaking down into hydrogen and oxygen gases,
• dissolving common salt in water,
• making a fruit salad with raw fruits, and
• burning of paper and wood.
Classification of changes as Physical or Chemical:
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: 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
