WX 201 Exam 2 with correct Answers (Graded
A)
large raindrops fall _____ smaller raindrops; and have ______terminal velocity than/as small
raindrops
a. slower than; a greater
b. faster than; a greater
c. faster than; a lesser
d. at the same rate as; the same
e. slower than; a lesser
B
the most likely time for an ordinary thunderstorm to form is
a. just before sunrise
b. late afternoon
c. just after sunrise
d. around midnight
e. at noon
B
The region of a cloud where only ice particles exist is called
a. graupled
b. coated
c. iced
d. glaciated
e. nucleated
D
During the ice crystal process of rain formation,
a. only ice crystals are present in a cloud
b. the cloud must be a cumuliform
c. ice crystals grow larger at the expense of the surrounding liquid cloud droplets
d. the surface temperature must be below freezing
e. the temperature in the cloud must be -40 C (-40 F) or below
C
Thunderstorms that produce tornadoes
a. have very little cloud-to-ground lightning
b. do not exist
c. have rotating updrafts
d. have updraft velocities that exceed 100 miles per hour
e. will not produce hail
C
Air which resists vertical displacements is considered to be
a. entrained
, b. supersaturated
c. unstable
d. neutral
e. stable
E
Downdrafts tend to dominate during the ____ stage
a. dissipating
b. precipitating
c. cumulus
d. growth
e. developing
A
As the difference between the air temperature and the dew point increases, the relative humidity
a. drops to zero
b. decreases
c. increases
d. remains constant at a value less than 100 percent
e. remains constant and equal to 100 percent
B
Hail is usually associated with ______ clouds
a. cumulus
b. altocumulus
c. stratus
d. cumulonimbus
e. stratocumulus
D
Condensation is most likely to happen when air ____ and the speed of the water vapor molecules
______
a. warms; increases
b. cools; increases
c. remains the same temperature; decreases
d. cools; decreases
e. warms; decreases
D
Raindrops that reach Earth's surface are seldom larger than
a. 8 mm
b. 10 mm
c. 5 mm
d. 2 mm
e. 3 mm
C
A)
large raindrops fall _____ smaller raindrops; and have ______terminal velocity than/as small
raindrops
a. slower than; a greater
b. faster than; a greater
c. faster than; a lesser
d. at the same rate as; the same
e. slower than; a lesser
B
the most likely time for an ordinary thunderstorm to form is
a. just before sunrise
b. late afternoon
c. just after sunrise
d. around midnight
e. at noon
B
The region of a cloud where only ice particles exist is called
a. graupled
b. coated
c. iced
d. glaciated
e. nucleated
D
During the ice crystal process of rain formation,
a. only ice crystals are present in a cloud
b. the cloud must be a cumuliform
c. ice crystals grow larger at the expense of the surrounding liquid cloud droplets
d. the surface temperature must be below freezing
e. the temperature in the cloud must be -40 C (-40 F) or below
C
Thunderstorms that produce tornadoes
a. have very little cloud-to-ground lightning
b. do not exist
c. have rotating updrafts
d. have updraft velocities that exceed 100 miles per hour
e. will not produce hail
C
Air which resists vertical displacements is considered to be
a. entrained
, b. supersaturated
c. unstable
d. neutral
e. stable
E
Downdrafts tend to dominate during the ____ stage
a. dissipating
b. precipitating
c. cumulus
d. growth
e. developing
A
As the difference between the air temperature and the dew point increases, the relative humidity
a. drops to zero
b. decreases
c. increases
d. remains constant at a value less than 100 percent
e. remains constant and equal to 100 percent
B
Hail is usually associated with ______ clouds
a. cumulus
b. altocumulus
c. stratus
d. cumulonimbus
e. stratocumulus
D
Condensation is most likely to happen when air ____ and the speed of the water vapor molecules
______
a. warms; increases
b. cools; increases
c. remains the same temperature; decreases
d. cools; decreases
e. warms; decreases
D
Raindrops that reach Earth's surface are seldom larger than
a. 8 mm
b. 10 mm
c. 5 mm
d. 2 mm
e. 3 mm
C
