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प्रश्न
Choose the odd one out. Give reason for your choice.
विकल्प
Inflating a balloon
popping a balloon
fading of wall paint
burning of kerosene
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उत्तर
Inflating a balloon
Reason: Inflating a balloon is a reversible change. The other three are irreversible changes.
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of reversible changes.
Short Answer Type Question:
What is a physical change? Explain with example.
Burning of match stick is a reversible change.
When a candle is lit the following changes are observed.
- Wax melts.
- Candle keeps burning.
- The size of the candle decreases.
- The molten wax solidifies
- Which of the changes can be reversed? Justify your answer
The burning of the paper is an irreversible change.
What are irreversible changes?
Which of the following change cannot be reversed?
Choose the odd one out. Give a reason for your choice.
Choose the odd one out. Give a reason for your choice.
Choose the odd one out. Give reason for your choice.
