Download Quiz 3 recap

F The lifting condensation level is the level at which, if an air parcel is forced to
_____
lift to it, it will keep going.
Height above the ground (m)
If you were marked wrong for marking this one “F,”
please turn back your quiz to me after class so that
you can get a point for it.
Dew
point
3000
2000
level of
free
convection
1000
lifting
condensation
level
0
0
5
10
15
20
25
Temperature (°C)
30
35
a Which force is what sets the air in motion, causing the wind to blow?
_____
a. pressure gradient force
b. Coriolis force
c. Centripetal force
d. friction
b A ______________________ is a wind that is formed when there is a balance
_____
between the pressure gradient force and the Coriolis force.
a. gradient wind
b. geostrophic wind
c. ageostrophic wind
d. sea breeze
d Which of the following cannot possibly be a mesoscale weather feature?
_____
a. a thunderstorm
b. a tornado
c. a sea breeze
d. a low pressure system
b Which of the following does not measure wind (speed and/or direction)?
_____
a. an anemometer surface wind speed
b. a barometer air pressure
c. a rawinsonde or radiosonde vertical profiles of wind speed & direction
d. an aerovane surface wind speed & direction
F A cup anemometer measures wind direction.
_____
c Which of the following winds blows uphill?
_____
a. a chinook downhill
b. a mountain breeze downhill
c. a valley breeze uphill
d. a katabatic breeze downhill
_____ Which of the following circulations in the diagrams below occurs at night?
a. H
L
land
L
H
ocean
b. L
H
land
H
L
ocean
_____ Which of the following circulations in the diagrams below occurs at night?
WARM
COOL
land
ocean
DAY
_____ Which of the following circulations in the diagrams below occurs at night?
H
L
sea breeze
L
H
land
ocean
DAY
_____ Which of the following circulations in the diagrams below occurs at night?
COOL
WARM
land
ocean
NIGHT
_____ Which of the following circulations in the diagrams below occurs at night?
L
H
land breeze
H
L
land
ocean
NIGHT
b Which of the following circulations in the diagrams below occurs at night?
_____
a. H
L
land
L
H
ocean
b. L
H
land
H
L
ocean
T During the afternoon, you will most likely experience an onshore wind at an
_____
oceanside beach.
b
a
d The speed of the wind at locations a and b on the isobaric chart are most likely
_____
a. much faster than a geostrophic wind.
b. a little faster than a geostrophic wind.
c. the same as that of a geostrophic wind.
d. a little slower than a geostrophic wind.
_____ A temperature inversion is an extremely unstable situation.
Height above the ground (m)
Absolutely stable
Moist adiabatic
lapse rate
3000
Environmental
lapse rate = 4°C/km
2000
Dry adiabatic
lapse rate
1000
0
0
5
10
15
20
25
Temperature (°C)
30
35
_____ A temperature inversion is an extremely unstable situation.
Height above the ground (m)
Absolutely stable
3000
warming
aloft
2000
and/or
cooling
near-sfc.
1000
0
0
5
10
15
20
25
Temperature (°C)
30
35
F A temperature inversion is an extremely unstable situation.
_____
Height above the ground (m)
Absolutely stable
3000
warming
aloft
2000
and/or
cooling
near-sfc.
1000
0
0
5
10
15
20
25
Temperature (°C)
30
35
T Cloud droplets are much smaller than the average raindrop.
_____
Fig. 5-15, p.121
T Surface winds are cross-isobaric, blowing towards lower pressure.
_____
Geostrophic wind
Fig. 6-19a, p.159
F In clouds that are mixed with supercooled liquid droplets and ice crystals,
_____
the ice crystals tend to grow, because there are more water vapor molecules
surrounding the ice crystals than around the liquid droplets.
Fig. 4-5, p.81
Fig. 5-20, p.125
F The Coriolis force is greatest at the Equator.
_____
Fig. 6-14, p.153
high at ________
high latitudes.
The Coriolis force is strongest when the wind speed is ________
high low
high low
stratiform
In a stable atmosphere, one would expect to see __________________
clouds.
stratiform cumuliform