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प्रश्न
Give one example of change which occurs on cooling but can be reversed.
उत्तर
Formation of ice from water is reversible.
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संबंधित प्रश्न
Short Answer Type Question:
What is a physical change? Explain with example.
Chemical reactions are example for
Drying of wet clothes in air is an example of
Formation of curd from milk is
Choose the odd one out. Give reason for your choice.
Water changes into ice on cooling is an example of ______.
Most of the physical changes are ______.
Differences between
reversible and irreversible changes are:
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
A potter working on his wheel shaped a lump of clay into a pot. He then baked the pot in an oven. Do these two acts lead to the same kind of changes or different? Give your opinion and justify your answer.
