The Heterosphere Is the Layer of the Atmosphere in Which

Multiple Choice

The heterosphere is the layer of the atmosphere in which the gases are because of____ .

A) well mixed;thermal motions (i.e. ,convection)
B) well mixed;gravity causes gases of different weight to diffuse randomly
C) poorly mixed;thermal motions (i.e. ,convection)
D) poorly mixed;gravity causes gases of different weight to separate into layers
E) moderately mixed due to both thermal motion and separation by gravity