weather and factors Flashcards
long-term average of weather in an area
climate
type of temperate climate over land
continental
type of temperate climate near an ocean or sea
maritime
dry, cold climate zone above 60 degree latitude
polar
hot, often dry, climate zone between 25 and 30 degrees latitude, north or south of the equator
subtropical
seasonably variable climate zone between 40 and 60 degrees latitude, north or south of the equator
temperate
warm, moist climate zone near the equator
tropical
It rained yesterday and is supposed to be sunny today. This is an example of _____.
weather
In Hawaii, you can almost always expect 80°F temperatures and daily showers. This is an example of _____.
climate
Predictable, yearly cycles of changing weather are known as _____.
seasons
Antarctica and Greenland provide examples of _____ climates.
polar
Most of the U.S. has a _____ climate.
temperate
A _____ climate zone, near a high-pressure band, encompasses hot, desert climates.
subtropical
A temperate climate zone includes maritime climates, near _____, and continental climates, over _____.
oceans, land
Where would you find rain for an average of 200 days each year?
the intertropical convergence zone
Tiny droplets of water and ice all bunched together are clouds. T/F
True
Clouds form from _____ temperature change, which occurs when an expanding gas cools.
an adiabatic
The small particles around which water collects to form droplets are called _____.
condensation nuclei
Deserts are very hot during the day and very cold at night. The cloud coverage above these areas is most likely _____.
rare
Nimbostratus or cumulonimbus clouds will most likely bring _____.
rain
In tropical regions known for warm, daily showers, the cloud coverage is most likely to be _____.
cloudy most of the time
_____ clouds indicate possible precipitation.
Stratus
Snow and sleet are different. Snow forms when water vapor turns directly into ice crystals, while sleet forms when _____.
water vapor turns to water which then freezes into ice
Liquid water that falls to the ground is _____.
rain
where two different air masses meet
front
area over which an air mass forms
source region
a severe storm
cyclone
large body of air with uniform temperature and humidity
air mass
Which of the following characteristics must an air mass have?
It flows as one unit.
It must be 1,000 miles or more in size.
It has a uniform temperature and humidity.
A continental tropical air mass formed over the Southwest U.S. This area is called its _____.
source region
When describing a maritime polar air mass, you might say it formed over _____ and is _____.
water, cold and moist
_____ occur when two _____ meet.
Fronts, air masses
Warm fronts and stationary fronts can bring _____.
light precipitation
When a cold front overruns a warm front, trapping it against another cold air mass, it produces _____.
an occluded front
A mid-latitude cyclone occurs when two different air masses begin to spin around a _____-pressure center.
low
