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Question
To walk through a waterlogged area, you usually shorten the length of your dress by folding it. Can this change be reversed?
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Solution
Yes. The length of the dress can again be increased by unfolding it. Hence, this change can be reversed.
RELATED QUESTIONS
Very Short Answer Type Question:
Some common changes are given in the below Table. Which of these changes do you think can be reversed?
| Change | Can be reversed |
| (i) Raw egg to boiled egg | Yes/No |
| (ii) Batter to idli | |
| (iii) Wet clothes to dirty clothes | |
| (iv) Woollen yarn to knitted sweater | |
| (v) Grain to its flour | |
| (vi) Cold milk to hot milk | |
| (vii) straight string to a cold string | |
| (viii) Bud to flower | |
| (ix) Milk to paneer | |
| (x) Cow dung to biogas | |
| (xi) stretched rubber band to its normal size | |
| (xii) Melting of ice-cream |
Long Answer Type Question:
How does curd being set? Is this change reversible?
Circle the odd one.
Circle the odd one.
Differentiate reversible and irreversible changes.
Choose the odd one out. Give reason for your choice.
Differentiate reversible and irreversible reactions.
Evaporation of water is a reversible change.
What are reversible changes?
Choose the odd one out. Give reason for your choice.
