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A Look at a picture when you were less than a year old. Compare it with yourself now. List down at least ten (10) changes you have observed. Tell whether the following is a physical change or a chemical change. Write your answer on your worksheet.
1, Burning wood
2. Breaking a bottle
3. Shredding paper
4. Boiling water
5. Digesting food
6. Baking a cake
7. Rusting of iron
8. Melting an ice cube
9. Crumpling a sheet of aluminum foil
10. Cooking an egg
