The crust
Ozone layer contains a fraction of mass. It is made up of ozone gas.
The troposphere is the layer of the atmosphere that contains most of the atmosphere's total mass. It is the layer where weather occurs and where most of Earth's air is found.
mantle
The Mantle
The Mantle
Electron. Contains basicaly no mass what so ever.
The thermosphere, which is located above the mesosphere, contains only a tiny fraction of the atmosphere's mass. Despite its low density, it can reach very high temperatures due to the absorption of solar radiation.
Visceral mass
troposphere
The Earth's Crust.
The C and R horizon
troposphere