Question

please help me to answer the above questions ​

Answer 1

Answer:

1. Chemical Change

2. physical changes

3. desirable change

4. irreversible change

5. Periodic change

Answer 2

Answer:

1) Formation of a new substance - e) chemical change

2)Change in only physical properties - c) physical change

3)Ripening of fruits - d) desirable change

4) Heating of sugar- a) irreversible change

5) Movement of a clock pendulum- b) periodic change

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