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प्रश्न
Choose the odd one out. Give reason for your choice.
Inflating a balloon, popping a balloon, fading of wall paint, burning of kerosene
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उत्तर
Inflating a balloon
Reason:
Inflating a balloon is a reversible change. The other three are irreversible changes.
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संबंधित प्रश्न
Short Answer Type Question:
What happens when sugar is heated?
Analogy
Dissolution of glucose : reversible change :: Digestion of food: ___________ change
Give examples to explain the difference between changes that can or cannot be reversed.
Water on ______ changes to ice and on ______ comes back to water.
Analogy:
Irreversible change: Making idly front batter.
Reversible change: ______.
An iron ring is heated. Which of the following statement about it is incorrect?
Look at the figure which shows three situations.
Which of these shows a reversible change and why?
Paheli had bought a new bottle of pickle from the market. She tried to open the metal cap to taste it but could not do so. She then took a bowl of hot water and immersed the upper end of the bottle in it for five minutes. She could easily open the bottle now. Can you give the reason for this?
Change of a bud into a flower is a change which cannot be reversed. Give four more such example.
Choose the odd one out. Give reason for your choice.
