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Subjects
Science CBSE
Class 6
Air around us
Textbook questions
1.
Exercise I
Exercise condition:
4
m.
What is the composition of air?
Air comprises
nitrogen
hot air
helium
,
helium
oxygen
cold air
,
particles
water
carbon dioxide
,
pollution
sulphur
water vapour
and
sulphur
pollution
dust particles
.
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