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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
Long Answer Type Question:
How does curd being set? Is this change reversible?
Circle the odd one.
Circle the odd one.
Most of the physical changes are ______.
While lighting a candle, Paheli observed the following changes.
- Wax was melting
- Candle was burning
- Size of the candle was reducing
- Melted wax was getting solidified.
Of the above, the changes that can be reversed are
Tearing of paper is said to be a change that cannot be reversed. What about paper recycling?
Change of a bud into a flower is a change which cannot be reversed. Give four more such example.
Paheli mixed flour and water and
- made a dough,
- rolled the dough to make a chapati,
- baked the chapati on a pan,
- dried the chapati and ground it in a grinder to make powder.
Identify the changes (i) to (iv) as the changes that can be reversed or that cannot be reversed.
Choose the odd one out. Give reason for your choice.
Choose the odd one out. Give reason for your choice.
