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NDQ_000956
Precipitation is high
a. in low pressure areas where air is sinking, b. in high pressure areas where air is rising, c. in high pressure areas where air is sinking, d. in low pressure areas where air is rising
d
NDQ_000958
Which statement about jet streams is false?
a. They result from unequal heating, b. They circle the planet, c. They are very fast, d. none of the above
d
NDQ_000959
The northern polar jet stream helps planes fly from
a. east to west, b. west to east, c. south to north, d. north to south
b
NDQ_000961
wind that blows from the land to the ocean during the night
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
c
NDQ_000964
fast-moving air current high in the troposphere
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
b
NDQ_000966
any air movement that occurs because of unequal heating of the atmosphere
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
g
NDQ_000967
The westerly winds travel toward the west.
a. true, b. false
b
NDQ_000968
wind that blows over a limited area
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
d
NDQ_000969
Cool air sinking creates a high pressure zone at the ground.
a. true, b. false
a
NDQ_000970
wind that blows between the ocean and land in southern Asia
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
e
NDQ_000971
wind that blows from the ocean to the land during the day
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
f
NDQ_000972
Wind is created by air that moves vertically between high and low pressure zones.
a. true, b. false
b
NDQ_000973
wind that occurs in a belt that goes around the planet
a. global wind, b. jet stream, c. land breeze, d. local wind, e. monsoon, f. sea breeze, g. wind
a
NDQ_000974
Walking on the beach in San Diego in December, one would likely feel a strong sea breeze coming off
a. true, b. false
b
NDQ_000975
Winds blow northeast to southwest or the reverse due to Coriolis Effect.
a. true, b. false
a
NDQ_000976
The strength of the wind depends on the difference in air pressure.
a. true, b. false
a
NDQ_000977
Ocean water warms up and cools down more quickly than land.
a. true, b. false
b
NDQ_000978
Land breezes blow when the land is warmer than the ocean.
a. true, b. false
b
NDQ_000979
Monsoons occur because of seasonal differences in temperature.
a. true, b. false
a
NDQ_000980
Global winds are caused by Earths rotation on its axis.
a. true, b. false
b
NDQ_000981
Global winds called westerlies blow toward the northwest or southwest.
a. true, b. false
b
NDQ_000982
Global winds called easterlies blow away from the poles.
a. true, b. false
a
NDQ_000983
The strongest jet streams are the polar jets.
a. true, b. false
a
NDQ_000984
Warm air rises through the troposphere until it reaches the tropopause.
a. true, b. false
a
NDQ_000985
In the summer, ocean water is warmer than the land during the day.
a. true, b. false
b
NDQ_001025
A warm front occurs when
a. a cold air mass slides over a warm air mass, b. a warm air mass slides over a cold air mass, c. two warm air masses meet, d. two cold air masses meet
b
NDQ_001027
A cold front in winter will produce
a. thunderstorms and tornadoes, b. strong rain, c. cold temperatures and heavy snow, d. cold temperatures but clear or slightly cloudy skies
c
NDQ_001029
Air masses do not form in temperate zones because
a. the air is too unstable, b. the area is not hot or cold enough to affect the air, c. there is too much rain in the mid-latitudes, d. none of these
a
NDQ_001030
After a cold front passes, the cold air mass is over you and you can expect
a. thunderstorms or snow showers, b. a squall line passing overhead, c. cold weather and clear or partly cloudy skies, d. tornadoes and thunderstorms
c
NDQ_001033
Thunderstorms tend to form
a. in summer and autumn, b. in autumn and winter, c. in winter and spring, d. in spring and summer
d
NDQ_001038
The main reason that weather changes is the movement of air masses.
a. true, b. false
a
NDQ_001041
Most air masses form over polar or tropical regions.
a. true, b. false
a
NDQ_001043
When air masses collide, their air mixes together.
a. true, b. false
b
NDQ_001044
Fronts are always moving.
a. true, b. false
b
NDQ_001045
Fronts usually have fair weather.
a. true, b. false
b
NDQ_001046
An air mass is a batch of air that has very similar temperature and humidity.
a. true, b. false
a
NDQ_001047
At a cold front, a warm air mass lifts a cold air mass out of its way.
a. true, b. false
b
NDQ_001048
Warm fronts move slowly and cover a wide area.
a. true, b. false
a
NDQ_001049
Air masses generally form over a relatively small area.
a. true, b. false
b
NDQ_001050
Air always flows from lower to higher pressure.
a. true, b. false
b
NDQ_001051
A front is the meeting of two air masses that have different densities and do not easily mix.
a. true, b. false
a
NDQ_001052
An occluded front has three air masses: cold, warm, then cold.
a. true, b. false
a
NDQ_001053
The Coriolis effect causes the winds of a cyclone to rotate.
a. true, b. false
a
NDQ_001054
Cyclones bring fair, dry weather.
a. true, b. false
b
NDQ_001055
Cyclones occur only in the Northern Hemisphere, and anticyclones occur only in the Southern Hemi-
a. true, b. false
b
NDQ_001056
large body of air that has about the same conditions throughout
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
f
NDQ_001057
front that occurs when a cold air mass runs into a warm air mass.
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
a
NDQ_001058
front that occurs when a warm air mass runs into a cold air mass
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
c
NDQ_001059
front that occurs when a warm air mass becomes trapped between two cold air masses
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
e
NDQ_001060
front that occurs between two stalled air masses
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
g
NDQ_001061
system of winds that rotates around a center of low pressure
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
b
NDQ_001062
system of winds that rotates around a center of high pressure
a. cold front, b. cyclone, c. warm front, d. anticyclone, e. occluded front, f. air mass, g. stationary front
d
NDQ_001063
Which type of air mass has cold dry air?
a. maritime tropical, b. continental polar, c. maritime polar, d. continental tropical
b
NDQ_001064
The air mass in question 1 might form over
a. the North Atlantic, b. the mid-Atlantic, c. Canada, d. Mexico
c
NDQ_001065
Air masses over the United States usually move toward the
a. northwest, b. southwest, c. northeast, d. southeast
c
NDQ_001066
After a cold front passes, the air mass behind it brings
a. warm temperatures, b. cool temperatures, c. high humidity, d. two of the above
b
NDQ_001067
Which type of front usually moves most quickly?
a. cold, b. warm, c. occluded, d. stationary
a
NDQ_001068
How do winds blow in a cyclone?
a. toward a center of high pressure, b. toward a center of low pressure, c. away from a center of high pressure, d. away from a center of low pressure
b
NDQ_001069
In the Northern Hemisphere, the direction that winds blow around a center of high pressure is
a. toward the southwest, b. from north to south, c. counterclockwise, d. none of the above
c
NDQ_001070
A strong thunderstorm may have
a. heavy rain, b. high winds, c. hail, d. all of the above
d
NDQ_001071
The categories of the Saffir-Simpson Hurricane Scale are divided by
a. the amount of precipitation, b. the wind speed, c. the amount of precipitation and the wind speed, d. the amount of damage done
b
NDQ_001072
The F scale classifies tornadoes on the basis of
a. location, b. wind speed, c. damage done, d. two of the above
d
NDQ_001073
Which of the following is true?
a. You hear thunder before you see lightning, b. You hear thunder and see lightning at the same time, c. You see lightning before you hear thunder, d. The arrival time of sound and light waves is random
c
NDQ_001074
The wind speed of a tornado may be as high as
a. 500 km/h, b. 250 km/h, c. 100 km/h, d. 50 km/h
a
NDQ_001075
Tornadoes are common in the late spring when
a. warm wet air from the south meets cold dry air from the north, b. hurricanes come off of the Atlantic and onto land, c. nor-easters come off of the Atlantic and onto land, d. none of these
a
NDQ_001076
The eye of a hurricane is relatively calm because
a. it is located at the end of the storm, b. there is a lot of precipitation so air motion is downward, c. it is a high pressure, d. none of these
d
NDQ_001077
Hurricanes form over
a. Florid, b. coastal states, c. South America, d. warm ocean water
d
NDQ_001078
Factors that contribute to flooding by a hurricane include
a. high tide, b. high winds, c. storm surge, d. all of the above
d
NDQ_001079
Frigid air warms and collects moisture over the Great Lakes, so that downwind the air
a. warms the region and rain falls, b. warms the region and skies clear, c. cools and creates a noreaster, d. cools and drops lots of snow
d
NDQ_001081
Winter storms develop from
a. cyclones, b. anticyclones, c. high pressure centers, d. two of the above
a
NDQ_001082
To be classified as a blizzard, a snow storm must have
a. visibility of, b. wind speeds greater than 100 km/h, c. snow falling at a rate of over 100 in/h, d. all of the above
a
NDQ_001084
Thunderstorms occur when the air is very warm and humid.
a. true, b. false
a
NDQ_001087
Thunder is caused by clouds rubbing together.
a. true, b. false
b
NDQ_001089
Severe thunderstorms may produce tornadoes.
a. true, b. false
a
NDQ_001090
Lightning never strikes the same place twice.
a. true, b. false
b
NDQ_001091
Tornadoes may be hundreds of kilometers wide.
a. true, b. false
b
NDQ_001092
Cumulonimbus clouds are created by strong downdrafts.
a. true, b. false
b
NDQ_001093
Hurricanes gain strength when they go ashore.
a. true, b. false
b
NDQ_001094
The Fujita scale is used to classify hurricanes.
a. true, b. false
b
NDQ_001095
The states of Texas, Oklahoma, Kansas, Nebraska and South Dakota are the hotspots for tornadoes.
a. true, b. false
a
NDQ_001096
All the damage done by hurricanes is caused by high winds.
a. true, b. false
b
NDQ_001097
Lightning heats the air so that it expands explosively.
a. true, b. false
a
NDQ_001098
If there were no thunderstorms in Kansas, there would be no tornadoes there either.
a. true, b. false
a
NDQ_001099
Windchill depends on air temperature and wind speed.
a. true, b. false
a
NDQ_001100
Lake-effect snow occurs because of differences in temperature between land and water.
a. true, b. false
a
NDQ_001101
Storms that may have the greatest wind speeds are blizzards.
a. true, b. false
b
NDQ_001102
what the temperature feels like when the wind is taken into account
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
f
NDQ_001103
funnel-shaped cloud of whirling high winds
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
e
NDQ_001104
heavy snowfall that occurs on the east side of lakes in North America
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
a
NDQ_001105
enormous storm with high winds and heavy rains
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
c
NDQ_001106
very high water below the eye of a hurricane
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
g
NDQ_001107
tall cumulonimbus cloud
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
d
NDQ_001108
snow storm with high winds
a. lake-effect snow, b. blizzard, c. hurricane, d. thunderhead, e. tornado, f. windchill, g. storm surge
b
NDQ_001116
What instrument measures atmospheric pressure?
a. thermometer, b. barometer, c. scale, d. sundial
b
NDQ_001117
instrument that measures wind speed
a. anemometer, b. barometer, c. hygrometer, d. thermometer, e. wind vane, f. isobar, g. isotherm
a
NDQ_001118
line on a weather map connecting places with the same temperature
a. anemometer, b. barometer, c. hygrometer, d. thermometer, e. wind vane, f. isobar, g. isotherm
g
NDQ_001119
What will probably happen if barometric pressure rises?
a. a storm is on its way, b. conditions will remain the same as they are, c. the skies will clear, d. its not possible to say
a
NDQ_001120
instrument that measures air pressure
a. anemometer, b. barometer, c. hygrometer, d. thermometer, e. wind vane, f. isobar, g. isotherm
b
NDQ_001121
To get a picture of a storm, meteorologists use
a. satellites, b. weather maps, c. radar, d. none of these
b
NDQ_001122
To create a weather model, scientists
a. compile weather data, b. put the data into a computer, c. analyze the data, d. all of these
d