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Subjects
Science State Board
Class 6
Changes around us
Changes and it's classifications
18.
Changes in substances
Exercise condition:
4
m.
Match the column A with column B:
Column A
Column B
1
.
Drying of wet clothes is a good example
Expansion
Contraction
Irreversible change
Reversible change
2
.
Burning of wood is a good example
Reversible change
Expansion
Contraction
Irreversible change
3
.
A substance becomes larger in size when heated
Reversible change
Expansion
Irreversible change
Contraction
4
.
Iron rim is fixed to a wheel by this method
Reversible change
Irreversible change
Expansion
Contraction
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