WX 201 FINAL TEST BANK QUESTIONS AND
ANSWERS PREMIUM STUDY GUIDE
●● A front is the transition zone between two air masses of different
a. densities
b. precipitation types
c. cloud patterns
d. dew point temperatures
e. pressures
Answer: densities
●● A vertical exchange of heat is called
a. expansion
b. evaporation
c. compression
d. condensation
e. convection
Answer: convection
●● The most common ice crystal shape is
a. Pentagon
b. Dendrite
,c. Graupel
d. Virga
e. Rime
Answer: Dendrite
●● The gas that absorbs most of the harmful ultraviolet radiation in the
stratosphere is
a. water vapor
b. nitrous oxide
c. carbon dioxide
d. ozone
e. chlorofluorocarbons
Answer: ozone
●● The ultimate cause of jet streams is
a. the fact that water can exist in
all three phases at once.
b. global warming
c. ultraviolet energy from the Sun.
d. the energy imbalance between high and low
latitudes.
e. the instream of cold waters from the poles.
, Answer: the energy imbalance between high and low latitudes.
●● As the difference between the air
temperature and the dew point
increases, the relative humidity
a. remains constant at a value
less than 100 percent.
b. remains constant and equal to
100 percent.
c. drops to zero.
d. increases.
e. decreases
Answer: Decreases
●● To avoid icing, avoid flying into clouds with significant liquid water
content at temperatures just below freezing. Which cloud type below is
NOT an icing concern?
a. Cirrostratus
b. Altostratus
c. Cumulonimbus
d. Nimbostratus
Answer: Cirrostratus
ANSWERS PREMIUM STUDY GUIDE
●● A front is the transition zone between two air masses of different
a. densities
b. precipitation types
c. cloud patterns
d. dew point temperatures
e. pressures
Answer: densities
●● A vertical exchange of heat is called
a. expansion
b. evaporation
c. compression
d. condensation
e. convection
Answer: convection
●● The most common ice crystal shape is
a. Pentagon
b. Dendrite
,c. Graupel
d. Virga
e. Rime
Answer: Dendrite
●● The gas that absorbs most of the harmful ultraviolet radiation in the
stratosphere is
a. water vapor
b. nitrous oxide
c. carbon dioxide
d. ozone
e. chlorofluorocarbons
Answer: ozone
●● The ultimate cause of jet streams is
a. the fact that water can exist in
all three phases at once.
b. global warming
c. ultraviolet energy from the Sun.
d. the energy imbalance between high and low
latitudes.
e. the instream of cold waters from the poles.
, Answer: the energy imbalance between high and low latitudes.
●● As the difference between the air
temperature and the dew point
increases, the relative humidity
a. remains constant at a value
less than 100 percent.
b. remains constant and equal to
100 percent.
c. drops to zero.
d. increases.
e. decreases
Answer: Decreases
●● To avoid icing, avoid flying into clouds with significant liquid water
content at temperatures just below freezing. Which cloud type below is
NOT an icing concern?
a. Cirrostratus
b. Altostratus
c. Cumulonimbus
d. Nimbostratus
Answer: Cirrostratus
