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44 questions
what direction does wind flow in a high pressure system?
toward the center
away from the center
straight up into the sky
The map below shows a position of the polar jet stream over North America in January.
Which map best shows the air-mass movements associated with this jet stream position?
map 1
map 2
map 3
map 4
The weather maps show the eastern United States on two consecutive days. Some isobars are labeled in millibars (mb). Letter X represents a location on Earth’s surface on December 8, 2009.
What was the barometric pressure for location X on December 8?
1016 mb
1012 mb
1008 mb
1004 mb
The weather maps show the eastern United States on two consecutive days. Some isobars are labeled in millibars (mb). Letter X represents a location on Earth’s surface on December 8, 2009.
Which map best shows the general surface wind pattern around the high-pressure system on December 8?
map 1
map 2
map 3
map 4
The weather maps show the eastern United States on two consecutive days. Some isobars are labeled in millibars (mb). Letter X represents a location on Earth’s surface on December 8, 2009.
In which direction did the high-pressure center move from December 8, 2009, to December 9, 2009?
southwest
southeast
northwest
northeast
The weather maps show the eastern United States on two consecutive days. Some isobars are labeled in millibars (mb). Letter X represents a location on Earth’s surface on December 8, 2009.
Which type of front was located just south of New York City on December 9?
cold
warm
stationary
occluded
The weather maps show the eastern United States on two consecutive days. Some isobars are labeled in millibars (mb). Letter X represents a location on Earth’s surface on December 8, 2009.
Which information shown on the weather maps best indicates that wind speeds in New York State were greater on December 9 than on December 8?
The isobars were closer together on December 9.
The fronts were closer together on December 9
The air pressure over New York State was lower on December 9.
The air pressure over New York State was higher on December 9.
What is the most likely source region for a cP air mass that affects our weather in NY?
Gulf of Mexico
Canada
Nebraska
Massena,NY
Where is the most likely source of an mT air mass that affects our weather in NY?
Gulf of Mexico
Canada
Indian Ocean
Northern Pacific ocean
What type of storm front is this?
Warm Front
Cold Front
Stationary Front
Occluded Front
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