Question Set 16 Flashcards
The warm front is labeled with the number
a) one (1).
b) two (2).
c) three (3).
d) four (4).
a) one (1).
The warm front is moving towards the
a) northwest.
b) northeast.
c) southeast.
d) southwest.
b) northeast.
The weather at point A is most likely
a) cool and relatively dry.
b) cool with light to moderate precipitation and high levels of humidity.
c) warm and relatively dry.
d) warm with high levels of humidity and thunderstorms in the area.
b) cool with light to moderate precipitation and high levels of humidity.
The air mass labeled cP (continental polar) would be
a) cool and dry.
b) warm and dry.
c) cool and moist.
d) warm and moist.
a) cool and dry.
The weather at point C is most likely
a) cool and relatively dry.
b) cool with light to moderate precipitation and high levels of humidity.
c) warm and relatively dry.
d) warm with high levels of humidity and thunderstorms in the area.
d) warm with high levels of humidity and thunderstorms in the area.
A warm front has a ___________ slope and typically _________ rising motion compared to a cold front.
a) steeper, weaker
b) shallower, weaker
c) steeper, stronger
d) shallower, stronger
b) shallower, weaker
An occluded front forms when
a) a warm front catches up to a cold front in a midlatitude wave cyclone.
b) a cold front catches up to a warm front in a midlatitude wave cyclone.
c) a stationary front starts to move.
d) air mass modification has occurred over a significant period of time.
b) a cold front catches up to a warm front in a midlatitude wave cyclone.
A warm front is approaching your location. The sequence of clouds that you would expect to see as the front approaches (i.e., first observed to last observed) is
a) nimbostratus, cirrus, altostratus, cirrostratus
b) cirrocumulus, altocumulus, cumulus, cumulonimbus
c) cirrus, cirrostratus, altostratus, nimbostratus
d) cumulus, altocumulus, cirrostratus, cirrus
c) cirrus, cirrostratus, altostratus, nimbostratus
. _____________ is a term used to describe the formation of a surface low pressure center.
a) Divergence
b) Convergence
c) Anticyclogenesis
d) Cyclogenesis
d) Cyclogenesis
According to the polar front theory of cyclogenesis an occluded front forms during the _________ phase of development.
a) incipient
b) developing
c) mature
d) dissipating
c) mature
Developing low pressure areas generally have air near the surface and _____ air aloft.
a) converging; diverging
b) diverging; converging
c) converging; converging
d) diverging; diverging
a) converging; diverging
Winter storms that bring heavy precipitation and high winds as they develop and move up the east coast of the United States are often referred to as
a) Carolina Clippers.
b) Nor’easters.
c) West Atlantic Lows.
d) East Coast Storm Bursts.
b) Nor’easters.
Divergence is occurring in the upper part of the atmosphere while convergence is occurring near the ground. The amount of divergence is greater than the amount of convergence. The surface pressure will therefore _____ with time.
a) remain constant
b) fluctuate wildly
c) decrease
d) increase
c) decrease
______________ typically occurs downstream of upper-level troughs; therefore, surface ________ tend to be located downstream of upper-level troughs.
a) divergence, cyclones (i.e., low pressure centers)
b) convergence, cyclones (i.e., low pressure centers)
c) divergence, anticyclones (i.e., high pressure centers)
d) convergence, anticyclones (i.e., high pressure centers)
a) divergence, cyclones (i.e., low pressure centers)
Figure 1 shows a wind pattern associated with a westerly jet stream. At which location would you expect divergence to be occurring?
a) A
b) B
c) C
d) There is no divergence occurring along this jet stream.
a) A
