What do you think will happen
observations in Activities 8.2, 8.3 and 8.4.
Let us try to understand the
Were the observations along the lines
that the increased wind speed is
you thought? Do you get the feeling
accompanied by a reduced air pressure?
When we blow into the mouth of the
bottle, the air near the mouth has higher
speed. This decreases the pressure
there. The air pressure inside the bottle
the paper?
nd
пе
ke
n
is higher than near the mouth. The air
inside the bottle pushes the ball out.
In Activity 8.3 you saw that when you
blew between the balloons, they moved
SCIENCE
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please ask small question so that we can answer
we dont have much time to read this huge wuestion
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