USCG Auxiliary AUXWEA
1-1 On a weather map, cold fronts are ind icated
by ________ symbols and warm fronts by
_______ symbols. - answera. dark, light
b. triangle, semicircle [2]
c. circle, triangle
d. semicircle, triangle
1-2 To represent a warm or cold front on a
weather map, the appropriate symbol is drawn on
the side toward which - answera. the wind is blowing
b. the center of low pressure is located
c. the front is moving [2]
d. the air is colder
1-3 If triangles and semicircles are shown on opposite
sides of the same frontal boundary, the
front is - answera. cold
b. occluded
c. stationary [2]
d. warm
1-4 Near a cold front, ______ air is advancing
and replacing the ______ air on the other side. - answera. cold, warm [2]
b. cloudy, clear
c. moist, dry
d. windy, calm
1-5 The approach of deteriorating weather is indicated
by a - answera. falling hygrometer
b. rising barometer
c. falling barometer [3]
d. falling speedometer
1-6 For best results, an outdoor thermometer
should be - answera. bought from a hardware store
b. mounted in a shady spot [3]
c. filled with colored water
d. read on cloudy days
1-7 Humidity is measured by an instrument
called a/an - answera. atomizer
,b. humidifier
c. hygrometer [4]
d. moisturizer
1-8 The amount of moisture actually in the air, as
a _______ of what the air could contain, is called
the _______ humidity. - answera. ratio, measured
b. percentage, relative [4]
c. fraction, atmospheric
d. percentage, partial
1-9 The maximum amount of moisture air can
contain _______ as the air temperature ______. - answera. decreases, decreases [4]
b. increases, decreases
c. decreases, increases
d. stays the same, increases
1-10 Increasing wind speed is a sign that a
_______ is _______ . - answera. high, approaching
b. front, departing
c. front, approaching [4]
d. low, receding
1-11 A north wind blows from the compass direction - answera. 360 or 000 [4]
b. 270
c. 180
d. 090
1-12 If the wind changes direction from 240 to
280 degrees, it is said to be - answera. backing
b. gusting
c. turning
d. veering [5]
1-13 You are facing NE, and the wind is at your
back. According to the Buys Ballot rule, there is
lower pressure - answera. to the SE
b. to the SW
c. to your left [5]
d. behind you
1-14 Clouds of the _______ form indicate that
there is little or no vertical motion of the air,
whereas clouds of the _______ form indicate that
up- and down-drafts are present. - answera. cumulus, stratus
b. stratus, nimbus
, c. stratus, cumulus [5]
d. stratus, cirrus
1-15 Clouds are divided into ______ , ______ ,
and ______ families according to the heights of
their bases. - answera. high, middle, low [5]
b. low, high, extensive vertical development
c. stratus, cumulus, cirrus
d. high, low, surface
1-16 Clouds of extensive vertical development
include - answera. stratocumulus and cumulonimbus
b. towering cumulus and nimbostratus
c. towering cumulus and cumulonimbus [6]
d. nimbostratus and cumulonimbus
1-17 The prefix "nimbo" or suffix "nimbus" is
attached to a cloud form when it is - answera. dissipating
b. lowering
c. raining [6]
d. thickening
1-18 An approaching cold front would be ind icated by ______ , ______, and ______
clouds. - answera. cirrus, cirrocumulus, altocumulus [6]
b. cirrus, cirrostratus, altostratus
c. cirrus, cirrocumulus, nimbostratus
d. altocumulus, cirrocumulus, cirrus
1-19 An approaching warm front would be ind icated by ______ , ______, and ______
clouds. - answera. cirrus, cirrocumulus, altocumulus
b. cirrus, cirrostratus, altostratus [6]
c. cirrus, cirrocumulus, nimbostratus
d. altocumulus, cirrocumulus, cirrus
1-20 With your arm stretched out and your bottom
finger on the horizon, you observe that the
cloud base loses detail at a point on a sight line
that is half your hand high. You estimate the
height of the cloud base to be ______ feet. - answera. 2,500 [6, 7]
b. 5,000
c. 10,000
d. 25,000
2-1 The most important cause of weather is - answera. gravity
b. latent heat of condensation
c. uneven solar heating [11]
1-1 On a weather map, cold fronts are ind icated
by ________ symbols and warm fronts by
_______ symbols. - answera. dark, light
b. triangle, semicircle [2]
c. circle, triangle
d. semicircle, triangle
1-2 To represent a warm or cold front on a
weather map, the appropriate symbol is drawn on
the side toward which - answera. the wind is blowing
b. the center of low pressure is located
c. the front is moving [2]
d. the air is colder
1-3 If triangles and semicircles are shown on opposite
sides of the same frontal boundary, the
front is - answera. cold
b. occluded
c. stationary [2]
d. warm
1-4 Near a cold front, ______ air is advancing
and replacing the ______ air on the other side. - answera. cold, warm [2]
b. cloudy, clear
c. moist, dry
d. windy, calm
1-5 The approach of deteriorating weather is indicated
by a - answera. falling hygrometer
b. rising barometer
c. falling barometer [3]
d. falling speedometer
1-6 For best results, an outdoor thermometer
should be - answera. bought from a hardware store
b. mounted in a shady spot [3]
c. filled with colored water
d. read on cloudy days
1-7 Humidity is measured by an instrument
called a/an - answera. atomizer
,b. humidifier
c. hygrometer [4]
d. moisturizer
1-8 The amount of moisture actually in the air, as
a _______ of what the air could contain, is called
the _______ humidity. - answera. ratio, measured
b. percentage, relative [4]
c. fraction, atmospheric
d. percentage, partial
1-9 The maximum amount of moisture air can
contain _______ as the air temperature ______. - answera. decreases, decreases [4]
b. increases, decreases
c. decreases, increases
d. stays the same, increases
1-10 Increasing wind speed is a sign that a
_______ is _______ . - answera. high, approaching
b. front, departing
c. front, approaching [4]
d. low, receding
1-11 A north wind blows from the compass direction - answera. 360 or 000 [4]
b. 270
c. 180
d. 090
1-12 If the wind changes direction from 240 to
280 degrees, it is said to be - answera. backing
b. gusting
c. turning
d. veering [5]
1-13 You are facing NE, and the wind is at your
back. According to the Buys Ballot rule, there is
lower pressure - answera. to the SE
b. to the SW
c. to your left [5]
d. behind you
1-14 Clouds of the _______ form indicate that
there is little or no vertical motion of the air,
whereas clouds of the _______ form indicate that
up- and down-drafts are present. - answera. cumulus, stratus
b. stratus, nimbus
, c. stratus, cumulus [5]
d. stratus, cirrus
1-15 Clouds are divided into ______ , ______ ,
and ______ families according to the heights of
their bases. - answera. high, middle, low [5]
b. low, high, extensive vertical development
c. stratus, cumulus, cirrus
d. high, low, surface
1-16 Clouds of extensive vertical development
include - answera. stratocumulus and cumulonimbus
b. towering cumulus and nimbostratus
c. towering cumulus and cumulonimbus [6]
d. nimbostratus and cumulonimbus
1-17 The prefix "nimbo" or suffix "nimbus" is
attached to a cloud form when it is - answera. dissipating
b. lowering
c. raining [6]
d. thickening
1-18 An approaching cold front would be ind icated by ______ , ______, and ______
clouds. - answera. cirrus, cirrocumulus, altocumulus [6]
b. cirrus, cirrostratus, altostratus
c. cirrus, cirrocumulus, nimbostratus
d. altocumulus, cirrocumulus, cirrus
1-19 An approaching warm front would be ind icated by ______ , ______, and ______
clouds. - answera. cirrus, cirrocumulus, altocumulus
b. cirrus, cirrostratus, altostratus [6]
c. cirrus, cirrocumulus, nimbostratus
d. altocumulus, cirrocumulus, cirrus
1-20 With your arm stretched out and your bottom
finger on the horizon, you observe that the
cloud base loses detail at a point on a sight line
that is half your hand high. You estimate the
height of the cloud base to be ______ feet. - answera. 2,500 [6, 7]
b. 5,000
c. 10,000
d. 25,000
2-1 The most important cause of weather is - answera. gravity
b. latent heat of condensation
c. uneven solar heating [11]
