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Subjects
Science State Board
Class 7
Changes around us
Chemical changes
14.
Analyse the statements about changes
Exercise condition:
9
m.
Find
whether the statement is correct or not:
1
.
Statement
:
Galvanization on iron articles slower the process of rusting.
Given statement is incorrect.
Given statement is correct.
2
.
Statement
:
Mixing iron with other metals forms alloy.
Given statement is incorrect.
Given statement is correct.
3
.
Sta
tement
:
Wood have low ignition level than paper.
Given statement is correct.
Given statement is incorrect.
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