Insulation
the heat that get into the coat stays there with trapped air
Insulation is mainly a question of the amount of trapped air, and inside-out traps more air against you.
because none of the outside air can reach inside the coat and then becomes trapped inside the fur
compressed air
Caribous keep warm by :It has a special doublethink fur coat to keep the body heat in and the cold air out. In the water the coat keeps the water out like a bathing suit. Like a shield the fur works to keep the snow and water out keep the caribou dry in side. The velvet on the caribous antlers keep the antlers warm inside.
An air cushion is a layer of trapped air which supports a hovercraft.
Someone who has drowned would not have air trapped in their lungs.
A goose down jacket. Air gets trapped in between the goose feathers and acts as an insulator.
It's a air pocket
Asthma
fog
No, air also has an atomic structure.