Question

C. LONG ANSWER TYPE QUESTIONS
1. State three changes which are reversible and three which are irreversible
2. Give three points of difference between reversible and irreversible changes.
3. Give an experiment to show that solids expand on heating.
4. Describe some ways with examples to bring about a change.
5. In a wooden wheel, why is the metallic rim made slightly shorter than the wheel​

Answer 1

Answer:

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