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Physics CBSE Live product
Class 7 (2026-27)
Changes around us: Physical and Chemical
Reversible and Irreversible Changes
7.
Examples of changes
Question:
2
m.
Pick and drop the correct answers in the given place:
Answer variants:
Rusting of iron
Freezing of water
Condensation of steam
Burning of candle wax
Give two examples of reversible changes caused by cooling.
1.
2.
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