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प्रश्न
Give one example of change which occurs on cooling but can be reversed.
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उत्तर
Formation of ice from water is reversible.
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संबंधित प्रश्न
Very Short Answer Type Question:
Some common changes are given in the below Table. Which of these changes do you think can be reversed?
| Change | Can be reversed |
| (i) Raw egg to boiled egg | Yes/No |
| (ii) Batter to idli | |
| (iii) Wet clothes to dirty clothes | |
| (iv) Woollen yarn to knitted sweater | |
| (v) Grain to its flour | |
| (vi) Cold milk to hot milk | |
| (vii) straight string to a cold string | |
| (viii) Bud to flower | |
| (ix) Milk to paneer | |
| (x) Cow dung to biogas | |
| (xi) stretched rubber band to its normal size | |
| (xii) Melting of ice-cream |
Circle the odd one.
Differentiate reversible and irreversible changes.
Changes which cannot be reversed are called ______.
Most of the physical changes are ______.
Rusting of iron is a reversible change.
Touch me not plant: ______:: digestion of food: Irreversible change.
Rolling of chapati and baking of chapati are the changes that ______.
Look at the figure which shows three situations.
Which of these shows a reversible change and why?
Can we reverse the following change? If yes, suggest the name of the method.
Ice into water
