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प्रश्न
Circle the odd one.
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उत्तर
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of irreversible changes.
Circle the odd one.
Differentiate reversible and irreversible changes.
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
A drawing sheet changes when you draw a picture on it. Can you reverse this change?
Give examples to explain the difference between changes that can or cannot be reversed.
Changes which cannot be reversed are called ______.
Analogy:
Irreversible change: Making idly front batter.
Reversible change: ______.
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
Choose the odd one out. Give a reason for your choice.
