All terms in this list:

Atmosphere: a blanket that covers the entire earth

troposphere: bottom layer of the atmosphere containing most of its gas

tropopause: layer of constant temperature in the atmosphere just above the troposphere and below the stratosphere

statosphere: area of the atmosphere that extends from about 11 to 50 km above the surface

ozone: area of the atmosphere just above the a form of oxygen found in the atmosphere which absorbs harmful solar radiation

stratopause: layer of constant temperature in the atmosphere just above the stratosphere and just below the mesosphere.

Mesosphere: second highest layer of the atmosphere composed mainly of nitrogen and oxygen.

thermosphere: the upper layer of the atmosphere composed mainly of hydrogen and helium.

ionsphere: the lowest part of the thermosphere containing charged atoms called ions

ions: charged atoms

exosphere: the upper part of the atmosphere