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प्रश्न
Analogy
Curdling of milk : irreversible change :: Formation of clouds : ________change
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उत्तर
Curdling of milk : irreversible change :: Formation of clouds : reversible change
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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 |
A stretched rubber band comes back to normal shape. It is an example for ________.
What is reversible change?
Choose the odd one out. Give reason for your choice.
A drawing sheet changes when you draw a picture on it. Can you reverse this change?
Which is reversible change?
Name the two types of changes.
The blackening of the Silver anklet is a (an) ______.
Which of the following changes cannot be reversed?
- Blowing of a balloon
- Folding paper to make a toy aeroplane
- Rolling a ball of dough to make roti
- Baking cake in an oven
- Drying a wet cloth
- Making biogas from cow dung
- Burning of a candle
Give one example of change which occurs on heating but cannot be reversed.
