The atmosphere would cool and end up as matter on the ground.
The atmosphere would fly off into the outer space.
The gaseous state of the atmosphere would change into a liquid state.
The atmosphere's motion would slow down.
Decreases with altitude just as the ocean's density decreases with depth.
Increases with altitude just as the ocean's density increases with depth.
Stays the same at any altitude just as the ocean's uniform density.
Decreases with altitude unlike the ocean's uniform density at any depth.
Increases with altitude unlike the ocean's uniform density at any depth.
The ozone layer is above him.
The ozone layer is below him.
The atmosphere's percentages below and above him are roughly the same.
Almost, all the atmosphere is below him.