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WorksheetsMeteorology
Total questions: 78
Worksheet time: 39mins
Name
Class
Date
1.
What are the parameters of the Atmosphere at MEAN SEA LEVEL according to ISA model?
a)
Preassure 1013 hPa Temperature + 10°C Density 1,2 kg/m3 Humidity 0,0%
b)
Preassure 1013 hPa Temperature + 10°C Density 5,2 kg/m3 Humidity 100,0%
c)
Preassure 1013 MPa Temperature + 10°C Density 1,2 kg/m3 Humidity 0,0%
d)
Preassure 1013 hPa Temperature + 15°C Density 1,2 kg/m3 Humidity 0,0%
2.
The layer of the Earth‘s atmosphere up to 30.000ft AMSL (according to ISA at the equator) is called ?
a)
Troposphere
b)
Stratosphere
c)
Ionosphere
d)
Atmosphere
3.
What is the Air temperature change with altitude?
a)
Temperature increases with greater altitude
b)
Temperature decreases with greater altitude
c)
Temperature remains constant with greater altitude
4.
What is the Air pressure change with altitude?
a)
Pressure increases with greater altitude
b)
Pressure decreases with greater altitude
c)
Pressure remains constant with greater altitude
5.
What is the Air density change with altitude?
a)
Density increases with greater altitude
b)
Density remains constant with greater altitude
c)
Density decreases with greater altitude
6.
What is the Air density change with altitude?
a)
Density increases with greater altitude
b)
Density decreases with greater altitude
c)
Density remains constant with greater altitude
7.
What is the temperature lapse rate in Troposphere according to ISA?
a)
-2°C/1000 ft
b)
+20°C/1000 ft
c)
-2°C/1 km
d)
-2°F/10000 ft
8.
The actual atmospheric conditions always have the same parameters as ISA
a)
true
b)
false
9.
What is the temperature at 12000AMSL according to ISA (on a standard day)?
a)
-9°C
b)
+9°C
c)
-19°C
d)
+19°C
10.
Atmospheric pressure at mean seal level is 1000hPa. What approx. pressure do you expect at 3000ft AMSL?
a)
1013 hPa
b)
500 hPa
c)
900 hPa
d)
1013 kPa
11.
Wind blows always
a)
From high pressure to low pressure
b)
From low pressure to high pressure
c)
From left to right
12.
Assign general circulation principals for High pressure areas
a)
Convergency and ascending flow
b)
Divergency and descending flow
13.
In the Northern hemisphere, the Coriolis force deflects the wind to the
a)
Right
b)
Left
14.
What is an ISOBAR (isobaric line)?
a)
Line connecting points of equal atmospheric pressure
b)
Line connecting points of equal atmospheric temperature
15.
This picture showes Low and High pressure area on …
a)
Northern hemisphere
b)
Southern hemisphere
16.
Katabatic wind blows
a)
Down the hill when temperature drops (late afternoon-evening)
b)
Uphill when temperature increase
c)
From east to west
d)
Always in right direction on the Northern hemispehre
17.
What does ELR mean?
a)
Environmental lapse rate
b)
It is lapse rate of unsaturated air
c)
It is lapse rate of saturated air
18.
Suppose the parcel of the air rises adiabatically. What happens with its PRESSURE?
a)
Remains constant
b)
Increases
c)
Decreases
19.
Suppose the parcel of the air rises adiabatically. What happens with its TEMPERATURE?
a)
Remains constant
b)
Decreases
c)
Increases
20.
Suppose the parcel of the air rises adiabatically. What happens with its RELATIVE HUMIDITY?
a)
Remains constant
b)
Decreases
c)
Increases
21.
What does Adiabatic proces mean?
a)
Proces without external heat exchange
b)
Proces with external heat exchange
22.
What happens with Relative Humidity, when air is cooled?
a)
RH increase
b)
RH decrease
c)
RH remains constant
23.
What happens when the air temperature drops to its Dew Point?
a)
The air will be fully saturated
b)
The air will be fully saturated
c)
Water freezes
24.
What is Dew Point?
a)
Temperature of freezing point
b)
Temperature of saturation
c)
Heat Exchange
d)
Preasure drops down
25.
Compared to cold air, warm air has the potential to
a)
Carry less water vapor
b)
Carry more water vapor
c)
The amount of water vapor is the same
26.
3 ways clouds can form (ways of cooling required for saturation)?
a)
Precipitation, High preasure uplift, Convection
b)
Frontal uplift, Convection, Low preasure uplift
c)
Cold front, 100% RH, wind shear
27.
Dangerous phenomena related to THUNDERSTORMS?
a)
CAVOK, Hails, Turbulence, Icing
b)
Light showers, Turbulence, Good visibility, Hails
c)
Icing, Hails, Low visibility, Turbulence
28.
Stratus is a
a)
Low level cloud
b)
High level cloud
c)
Medium level cloud
29.
Cirrus is a
a)
Low level cloud
b)
High level cloud
c)
Medium level cloud
30.
Cumulus is a
a)
Low level cloud
b)
High level cloud
c)
Medium level cloud
31.
Identify the cloud
a)
Cumulus (Cu)
b)
Cumulonimbus (Cb)
c)
Stratus (St)
d)
Cirrus (Ci)
32.
Identify the cloud
a)
Cumulus (Cu)
b)
Stratus (St)
c)
Cirrus (Ci)
d)
Stratocumulus (Sc)
33.
Identify the cloud
a)
Stratus (St)
b)
Cumulus (Cu)
c)
Nimbostratus (Ns)
d)
Altocumulus (Ac)
34.
Identify the cloud
a)
Startus (St)
b)
Cumulonimbus (Cb)
c)
Cirrus (Ci)
d)
Altocumulus (Ac)
35.
What are the WARM front properties?
a)
Precipitation: steady and light-moderate
b)
Precipitation:showery and intensive
36.
What are the WARM front properties?
a)
Precipitation starts well ahead of frontal line
b)
Precipitation starts at or closely behind frontal line
37.
What are the WARM front properties?
a)
Cloud types: cumuliform
b)
Cloud types: stratiform
38.
Typical WARM Front clouds
a)
CB, TCU
b)
NS, CU
c)
NS, ST
d)
ST, CU
39.
WARM Front conditions
a)
Stable
b)
Unstable
40.
What are the COLD front properties?
a)
Precipitation showery and intensive
b)
Precipitation steady and light-moderate
41.
What are the COLD front properties?
a)
Precipitation starts well ahead of frontal line
b)
Precipitation starts at or closely behind frontal line
42.
What are the COLD front properties?
a)
Cloud types: cumuliform
b)
Cloud types: stratiform
43.
Typical COLD Front clouds
a)
CB, TCU, CU
b)
NS, CU
c)
NS, ST
d)
ST, CU
44.
COLD Front conditions
a)
Stable
b)
Unstable
45.
What is mechanical turbulence?
a)
Vertical currents of air
b)
Inteference of the horizontal flow of air by surface features
46.
What is thermal turbulence?
a)
Vertical currents of air
b)
Inteference of the horizontal flow of air by surface features
47.
Significant weather charts report cloud base and top?
a)
meters AGL
b)
in 100’s feet AAL
c)
in 100’s feet AMSL
48.
METARs and TAFs report cloud base and top?
a)
in 100’s feet AAL
b)
in 100’s feet AMSL
c)
meters AGL
49.
Where can you find pressure systems and weather front analysis?
a)
in METARs
b)
in TAFs
c)
on Synoptical charts
50.
What do this symbol mean?
a)
Thunderstorm
b)
Wind shear
c)
Icing
51.
What do this symbol mean?
a)
Icing
b)
Moderate turbulence
c)
Heavy turbulence
52.
What do this symbol mean?
a)
Moderate icing
b)
Moderate turbulence
c)
Strong wind
53.
What is the wind aloft?
a)
direction: 270°=W, velocity: 65 kt
b)
direction: 090°=E, velocity: 65 kt
c)
direction: 270°=W, velocity: 16 kt
54.
What is a GAMET?
a)
Chart of wind and temperature aloft
b)
Area forecast for particular FIR and low levels (GND up to FL100)
c)
Synoptical analysis chart
55.
What is a METAR?
a)
Report of real weather observed at given aerodrome at certain time
b)
Forecast of weather for given aerodrome and time period
c)
Meteorologigal area report for given FIR
56.
What is a TAF?
a)
Report of real weather observed at given aerodrome at certain time
b)
Forecast of weather for given aerodrome and time period
c)
Meteorologigal area report for given FIR
57.
What is the exact definition of CAVOK?
a)
visibility 10 km or more
clouds no clouds below 5000ft
no significant weather NSW
clouds no clouds below 5000ft
no significant weather NSW
b)
visibility 10 000 ft or more
clouds no clouds below 5000 m
clouds no clouds below 5000 m
c)
visibility 10 km or more
Sky Clear
Sky Clear
58.
BECMG means?
a)
Permanent gradual change
b)
Permanent immediate change
c)
Temporary change
59.
FM means?
a)
Permanent gradual change
b)
Permanent immediate change
c)
Temporary change
60.
TEMPO is indicator for?
a)
Permanent gradual change
b)
Permanent immediate change
c)
Temporary change
61.
METAR LKNA 282100Z 07006KT 3000 BR OVC004 08/08 Q1004 RMK YLO=
Visibility
Visibility
a)
4000 m
b)
3000 ft
c)
3000 m
d)
10000 ft
62.
METAR LKNA 282100Z 07006KT 3000 BR OVC004 08/08 Q1004 RMK YLO=
cloud amount and base
cloud amount and base
a)
8/8 400 ft
b)
8/8 400m
c)
5-7/8 400 ft
d)
8/8 800 ft
63.
METAR LKNA 282100Z 07006KT 3000 BR OVC004 08/08 Q1004 RMK YLO=
wind direction and strenght
wind direction and strenght
a)
070°/6 km
b)
070°/6 kt
c)
282°/10 kt
64.
What is the Freezing Level?
a)
Level where air temperature drops to 0°C, importatnt for icing condition
b)
Level where air becomes saturated
c)
Air humidity reaches 100%
65.
BR
a)
Mist
b)
Broken
c)
Fog
66.
BKN
a)
Becomming
b)
Broken
c)
Mist
67.
EMBD
a)
Temporary change
b)
Permanent change
c)
Embeded in a layer
68.
TCU
a)
Tower cumulus
b)
Tropical cumulus
c)
Temporary change
69.
CB
a)
Tower cumulus
b)
Cumulonimbus
c)
Cumulus
70.
RA+
a)
Light rain
b)
Moderate rain
c)
Heavy rain
71.
NOSIG
a)
No Significant change
b)
No Significant Weather
c)
No significant Wind Gust
72.
TEMPO
a)
Temporary
b)
Temporary change
c)
Temperature
73.
SPECI
a)
Aerodrome Special MET report
b)
Special report
c)
Special TAF report
74.
QNH
a)
Preasure AAL at the airport
b)
Preasure AMSL at the airport
c)
Preasure AGL at the airport
75.
NS
a)
No change
b)
No Significant Report
c)
Nimbo stratus
76.
ST
a)
Stratus
b)
Standard
c)
Standard temperature
77.
FG
a)
Broken
b)
Mist
c)
Fog
78.
TS
a)
Tower cumulus
b)
Thunderstrom
c)
Temporary
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