QUESTION 1

When water changes phase, what always happens?

A.Some form of precipitation occurs
B.The hydrogen bond is broken
C.A cloud is formed
D.Latent heat is absorbed or released
10 points

QUESTION 2

The saturated adiabatic lapse rate is less than the dry adiabatic lapse rate because:

A.statement is untrue: they are the same
B.evaporation warms the dry adiabatic lapse rate
C.moist air is always warmer than dry air
D.condensation releases latent heat
E.condensation absorbs latent heat

QUESTION 3

Which of the following clouds indicates precipitation is occurring?

A.Stratus
B.Nimbostratus
C.Cirrostratus
D.Altocumulus

QUESTION 4

If water droplets and ice crystals are both present in the same cloud:

A.the ice crystals will shrink while the droplets grow
B.the ice crystals will grow while the droplets shrink
C.both will grow if the temperature is at the dew point
D.the ice crystals will behave independently of one another
E.neither the droplets nor the crystals will grow

QUESTION 5

Suppose an air mass cools as it moves over a landmass, but no water vapor is added or lost. The relative humidity will _____ while the specific humidity will _____.

A.fall/rise
B.not change/not change
C.rise/not change
D.not change/fall
E.fall/not change

QUESTION 6

The elevation at which a parcel of air becomes saturated is called the _____________.

A.lifting condensation level
B.level of free convection
C.level of atmospheic capacity
D.level of convective initiation
E.None of the above

QUESTION 7

If the temperature of an unsaturated parcel of air remains the same, but the vapor content increases, the absolute humidity will:

A.increase
B.decrease
C.change a little
D.remain the same

QUESTION 8

The Bergeron process describes precipitation by:

A.ice crystal formation
B.collision
C.coalescence
D.none of the above

QUESTION 9

Which of the following stations has the greatest amount of moisture in the air?

A.Station A: Relative humidity = 70%
B.Station B: Specific humidity = 8 g/kg
C.Station C: Dew point = 50°F
D.Cannot be determined from the information given

QUESTION 10

Of the three ways of quantifying atmospheric water vapor, only one is unaffected by variations in temperature, pressure, or volume. Because it is a statement of mass per mass, _____________ changes onlyif the actual quantity of water vapor in a given parcel of air changes:

A.absolute humidity
B.specific humidity
C.relative humidity
D.no such measure of humidity exists