As air heats it becomes less dense, when it cools it becomes denser.
Air pressure
it has reached a vonchardis front
dew point
It cools.
as air cools, the space it occupies becomes less. this result in an increas density
As air cools, the space it occupies becomes less. This results in an increase in density.
Air cools as it rises.
As air heats it becomes less dense, when it cools it becomes denser.
When a parcel of air moves upward, it expands and cools due to the altitude.
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rising air expands then cools and condenses
Air pressure
Air pressure
Air pressure
The compressor is the part of a household refrigerator that cools the air. The function is absorption but the compressor creates the absorption.
convection and subsidence