Answer:
Milk becoming curd.
Rusting of iron.
Baking of cookies and cakes.
Cooking any food.
Acid-base reaction.
Digestion of food.
Crushing a can.
Melting an ice cube.
Boiling water.
Mixing sand and water.
Breaking a glass.
Shredding paper.
Explanation:
CHANGES OF MATTER THROUGH APPLICATION OF HEAT
• PHYSICAL CHANGE
1. Crushing a can
2. Melting an ice cube
3. Breaking a glass
4. Boiling water
5. Dissolving sugar and water
• CHEMICAL CHANGE
1. Cooking any food
2. Baking of cookies and cakes
3. Digestion of food
4. Rusting of iron in presence of moisture and oxygen
5. Acid-base reaction
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Answers & Comments
Answer:
chemical change
Milk becoming curd.
Rusting of iron.
Baking of cookies and cakes.
Cooking any food.
Acid-base reaction.
Digestion of food.
physical change
Crushing a can.
Melting an ice cube.
Boiling water.
Mixing sand and water.
Breaking a glass.
Shredding paper.
Explanation:
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CHANGES OF MATTER THROUGH APPLICATION OF HEAT
• PHYSICAL CHANGE
1. Crushing a can
2. Melting an ice cube
3. Breaking a glass
4. Boiling water
5. Dissolving sugar and water
• CHEMICAL CHANGE
1. Cooking any food
2. Baking of cookies and cakes
3. Digestion of food
4. Rusting of iron in presence of moisture and oxygen
5. Acid-base reaction