Answer the following questions.
(i) What is atmosphere?
(ii) Which two gases make the bulk of the atmosphere?
(iii) Which gas creates greenhouse effect in
(iv) What is weather?
(v) Name three types of rainfall?
(vi) What is air pressure?
(i)The huge blanket of air surrounding
the Earth is called atmosphere.
(ii)Nitrogen and oxygen make the bulk
of the atmosphere.
(iii)Carbon dioxide creates greenhouse
effect in the atmosphere.
(iv)Weather refers to the short-term
changes in the atmosphere. It is the hour-to-hour, day-to-day
condition of the atmosphere.
(v)Convectional rainfall, orographic
rainfall and cyclonic rainfall are the three types of
(vi)Air pressure is defined as the
pressure exerted by the weight of air on the
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