Dust and aerosols in the atmosphere are associated with all of the following EXCEPT:
A) reflection of solar energy.
B) altering the amount of oxygen in the atmosphere.
C) condensation and cloud formation.
D) optical phenomena such as red sky at sunset.
Question 2
Why does a rising air parcel cool off?
A) It is unstable.
B) Its relative humidity is less than 100 percent.
C) It loses energy by radiation.
D) It expands.
E) It loses heat to its surroundings.