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प्रश्न
Give one example of change which occurs on heating but cannot be reversed.
उत्तर
Baking chapati is an irreversible change.
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संबंधित प्रश्न
Differentiate reversible and irreversible changes.
Choose the odd one out. Give reason for your choice.
When a candle is lit the following changes are observed.
- Wax melts.
- Candle keeps burning.
- The size of the candle decreases.
- The molten wax solidifies
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Name the two types of changes.
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Look at Figure which shows three situations.
Which of these shows a reversible change and why?
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.
Choose the odd one out. Give a reason for your choice.
Find the odd one out. Give reason for your choice.
