Meteorology
Practice Test
1.
What instrument is used to measure temperature?
a.
a thermometer
b.
an anemometer
c.
a barometer
d.
a radiosonde
2.
Long-term variations in weather for a particular area make up the __________ of an area.
a.
climate
b.
meteorology
c.
weather
d.
stability
3.
What type of instrument is used to measure wind speed?
a.
a barometer
b.
an anemometer
c.
a hygrometer
d.
a ceilometer
4.
Which location on the map shows an area of low pressure?
Click here for figure
a.
Atlanta, Georgia
b.
Syracuse, New York
c.
Winslow, Arizona
d.
Winnipeg, Canada
5.
What are four- to seven-day forecasts based on?
a.
patterns and cycles
b.
circulation patterns of the troposphere
c.
observation of cloud and precipitation movement
d.
current weather
6.
What is the network of weather stations located across the United States called?
a.
Automated Surface Observing System (ASOS)
b.
radiosondes
c.
weather radar system
d.
a ceilometer
7.
In the figure, what type of front is coming through Canada and into Colorado?
Click here for figure
a.
warm
b.
stationary
c.
occluded
d.
cold
8.
What causes the Coriolis effect?
a.
the prevailing westerlies
b.
Earth's rotation
c.
Earth's tilted axis
d.
seasons
9.
High-pressure systems usually are associated with __________ and low-pressure systems are associated with __________.
a.
fair weather, fair weather
b.
the jet stream, fronts
c.
clouds and precipitation, fair weather
d.
fair weather, clouds and precipitation
10.
A forecast that involves comparing current weather patterns to past weather patterns is called __________.
a.
an analog forecast
b.
a digital forecast
c.
a station model
d.
an isobar
11.
In __________, warm air displaces cold air and it develops a gradual frontal slope.
a.
a cold front
b.
an occluded front
c.
a warm front
d.
a stationary front
12.
A forecast that relies on numerical data is called __________.
a.
an isopleth
b.
a station model
c.
an analog forecast
d.
a digital forecast
13.
__________ is used to measure the speed of raindrops toward or away from a specific point.
a.
ASOS
b.
a radiosonde
c.
Doppler radar
d.
A ceilometer
14.
The exchange of heat or moisture between an air mass and the underlying surface is called __________.
a.
air mass convection
b.
air mass modification
c.
climate
d.
air mass weather
15.
What type of instrument probably was not used to provide the information in the station model pictured in the figure?
a.
thermometer
b.
anemometer
c.
barometer
d.
Doppler radar
16.
What is a large body of air that takes on the characteristics of the area over which it forms?
a.
a climate
b.
a cloud
c.
an air mass
d.
a weather system
17.
What is the current state of the atmosphere called?
a.
stability
b.
rain
c.
climate
d.
weather
18.
Use the table to infer something about the climate of this area.
Mon
Tue
Wed
Thurs
Fri
Sat
Sun
Average temperature (°C)
23.3
22.2
22.2
15.6
16.7
16.7
17.8
Rainfall (cm)
0
0
3.31
0
0
0
0
Relative humidity
40‰
60‰
100‰
80‰
60‰
50‰
40‰
Air pressure (mb)
1000
998
-
-
-
-
-
a.
It is often very hot.
b.
It is often very cold.
c.
It receives occasional rainfall.
d.
Rainfall is extremely common.
19.
A __________ is a record of weather data for a particular location and time.
a.
isopleth
b.
digital forecast
c.
station model
d.
ceilometer
20.
The data in the table shows weather conditions before and after a front passed. What type of front passed through?
Mon
Tue
Wed
Thurs
Fri
Sat
Sun
Average temperature (°C)
23.3
22.2
22.2
15.6
16.7
16.7
17.8
Rainfall (cm)
0
0
3.31
0
0
0
0
Relative humidity
40‰
60‰
100‰
80‰
60‰
50‰
40‰
Air pressure (mb)
1000
998
-
-
-
-
-
a.
stationary
b.
warm
c.
occluded
d.
cold
