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प्रश्न
A stretched rubber band comes back to normal shape. It is an example for ________.
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उत्तर
A stretched rubber band comes back to normal shape. It is an example for Reversible changes.
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संबंधित प्रश्न
Short Answer Type Question:
What is a physical change? Explain with example.
Match the following.
| Bud to flower | Dr. A.P.J. Abdul Kalam |
| Reversible change | Recyclable waste |
| India 2020 | Organic waste |
| Paper | Melting of ice |
| Vegetables | Irreversible change |
Circle the odd one.
Which is reversible change?
Water changes into ice on cooling is an example of ______.
Salt can be separated from its solution (salt dissolved in water), because ______.
Look at the figure which shows three situations.
Which of these shows a reversible change and why?
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 can be reversed.
Choose the odd one out. Give reason for your choice.
