1 )classify the following into physical changes and chemical changes.
• water becoming water vapour
• Burning of wood
• Rusting of iron
• Melting of wax
• Explosion of crackers
• Cutting of wood
In the order as shown below
physical changes
•
•
•
chemical changes
•
•
•
Answers
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Answer:
Water becoming water vapour- Physical change
Burning of wood- Chemical Change
Rusting of iron- Chemical change
Melting of wax- Physical change
Explosion of crackers- Chemical Change
Cutting of wood- Chemical Change
Explanation:
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Answered by
2
Answer:
physical changes
• water becoming water vapour
• melting of wax
• cutting of wood
chemical changes
• burning of wood
• rusting of iron
• explosion of crackers
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