Question

II. Fill in the blanks : 1. Changes which take place by nature are known as .. 2. Changes which are harmful to us are known as ... changes. 3. Changes which take longer duration of time for completion are called changes. 4. Magnetising of an iron nail is a change. 5. New substances are formed during a change. Answer the follow​

Answer 1

Answer:

1. Natural Changes
2. Harmful Changes
3. Slow Changes
4. Physical Changes (Since it only changes the alignment)
5. Chemical Change

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