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प्रश्न
Pick the change that can be reversed from the following.
पर्याय
Cutting of trees
Melting of ghee
Burning of candle
Blooming of flower
उत्तर
Melting of ghee
Explanation -
The molten ghee can be frozen again hence this change can be reversed. Cutting of trees, burning of candle and blooming of flower cannot be reversed.
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of reversible changes.
Long Answer Type Question:
Explain how a metal rim slightly smaller than a wooden wheel can be fixed on it.
Burning of match stick is a reversible change.
Tearing of paper is said to be a change that cannot be reversed. What about paper recycling?
Give one example of change which occurs on heating but cannot be reversed.
Give one example of change which occurs on cooling but can be reversed.
Conversion of ice into water and water into ice is an example of change which can be reversed. Give four more examples where you can say that the changes can be reversed.
Circle the odd one out. Give reason for your choice.
Choose the odd one out. Give reason for your choice.
Find the odd one out. Give reason for your choice.
