Answer: Howdy, hope this helps!
Exosphere - The outermost region of the planet's atmosphere.
Ionosphere - A sub-layer of thermo-sphere made of charged ions and free electrons.
Mesosphere - The layer of the atmosphere just above the stratosphere.
Ozone - A form of oxygen having three atoms of oxygen making up the molecule (O3)
Stratosphere - The second layer of the atmosphere, found above the troposphere.
Thermosphere - The outermost layer of the atmosphere.
Troposphere - The layer of atmosphere nearest to the earth.
