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प्रश्न
Conversion of ice into water and water into ice is an example of change which can be reversed. Give four more examples where you can say that the changes can be reversed.
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उत्तर
Examples of reversible changes.
- Melting of wax
- Folding of a paper
- Inflating a tyre or balloon
- Knitting of a sweater
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of reversible changes.
Short Answer Type Question:
What is a chemical change? Explain with example.
Long Answer Type Question:
How does curd being set? Is this change reversible?
A stretched rubber band comes back to normal shape. It is an example for ________.
Circle the odd one.
Burning of match stick is a reversible change.
Analogy
Curdling of milk : irreversible change :: Formation of clouds : ________change
Dissolving sugar in water is a ______ change.
Evaporation of water is a reversible change.
Choose the odd one out. Give a reason for your choice.
