This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Metals are usually hard, except:
Correct!
Wrong!
Which metal does not rust easily?
Correct!
Wrong!
Which metal is best for making electric cables?
Correct!
Wrong!
Which metal is used to make bells?
Correct!
Wrong!
Which metal is used in batteries of torches?
Correct!
Wrong!
Which metal is used in aeroplane bodies?
Correct!
Wrong!
Metals usually expand when:
Correct!
Wrong!
Which metal is mixed with iron to make steel stronger?
Correct!
Wrong!
Science Quiz 157
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