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Subjects
Science CBSE
Class 8 New
Pressure, Winds, Storms, and Cyclones
Textbook Based Questions
12.
Activity - Air exerts pressure
Exercise condition:
3
m.
Help
Vinoth
to
select
the correct answers:
1.
Why does pouring cold water on the hot can cause it to collapse?
The water increases the weight of the can
The can becomes softer
The air inside cools and pressure inside decreases
The water pulls the can inward
2.
What scientific concept is demonstrated by this experiment?
Diffusion
Atmospheric pressure
Gravity
Magnetic force
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