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2. Describe a simple activity to show the presence of air. A. 1) Fill a bucket with water.2) Take a bottle with a narrow mouth and immerse it in the bucket till it fills with watere ce(Figs) (a &b)Fig. (a)Fig. (b)3) During the time the bottle is filling with water bubbles of air come out of the glass.1) This air is earlier filled in the glass. So the glass is not empty but full of air.5) Any bottle, glass or any other container that appears empty is actually full of air.6) Nothing can be added to it unless the air inside is removed.7) It is only when some air is removed that something else can enter.8) Air occupies the space around us.heatinos |
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Answer» tion:At LEAST TRY something on your own. each and every activity is GIVEN to us.... |
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