The flashcards below were created by user
blue55
on FreezingBlue Flashcards.
-
What is air mass?
An air mass is a huge body of air that has a similar temperature, humidity, and air pressure at any given height.
-
Where do the Tropical air masses form?
They form in the tropics
-
Where do polar air masses form?
They form north of 50 degrees north latitude and south of 50 degrees south latitude.
-
Where do maritime air masses form?
They form over oceans.
-
Where do Continental air masses form?
They form on land.
-
What is the weather like in a Maritime Polar air mass?
The weather is Cool and humid, it usually brings fog and rain.
-
What is the weather like in a Maritime Tropical mass?
The weather is warm and humid, in the winter Maritime Tropical air masses can bring heavy rain or snow
-
What is the weather like in a Continental Tropical air mass?
The weather is Hot and dry mostly in the summer.
-
What is the weather like in a Continental Polar air mass?
They bring bitterly cold weather with very low humidity.
-
How are air masses moved in the Continental United States?
They are moved by the prevailing westerlies and jet streams.
-
What are the 4 types of fronts?
Cold front, warm front, stationary front, and an occluded front
-
What type of weather does a cold front cause?
They cause abrupt weather changes, thunderstorms.
-
What type of weather can a warm front bring?
Clouds and precipitation, warm and humid.
-
What weather does a stationary front cause?
Rain, snow, fog.
-
What type of weather does an occluded front cause?
Cloudy, rain or snow may fall.
-
A cyclone is ________
a. A tornado
b.an awesome cheeseburger
c. a swirling center of low air presssure
c
-
True/False
An anticyclone is a high pressure centers of dry air
True
-
A _____ is a violent disturbance in the atmosphere.
Storm
-
A small storm often accompanied by heavy precipitation and frequent thunder and lightning is called
a. thunderstorm
b. snowstorm
c. big storm
a
-
_________ is a sudden spark, or electrical discharge.
Lightning
-
What type of clouds do thunderstorms and tornadoes form in?
Cumulonimbus
-
Name one way you can stay safe during a thunderstorm.
Avoid places where lightning can strike like tall objects like trees or tall metal poles. Also avoid objects that can conduct electricity like metal objects or bodies of water.
-
A _______ is a rapidly whirling cyclone that reaches down from a storm cloud to touch earth's surface.
tornado
-
Name one way to stay safe during a tornado.
Stay in a storm shelter or the basement of a well built building.
-
A _________ is a tropical cyclone that has winds of 119 kilometers per hour or higher.
Hurricane
-
The result is a _____ _____ a dome of water that sweeps across the coast where the hurricane lands.
storm surge
-
Name one way to stay safe during a hurricane.
If you hear a hurricane warning and are told to evacuate, leave the area immediately
-
Name one way to stay safe during a snowstorm.
It you are caught in a snowstorm, try to find shelter from the wind.
-
A meteorologist is
a. a person who looks at meteors
b.a scientist who studies the causes of weather and try to predict it
c. coolness
b
-
What do meteorologists use to analyze weather data?
Maps, and charts
-
What type of technology can be used to find weather data?
Weather balloons, Weather satellites, and automated weather stations.
-
What is the symbol when the cloud cover is 50%?
A half circle
-
What is an isobar?
a. lines joining places on a map that have the same temperature
b. lines joining places on a map that have the same air pressure
b
-
What is the symbol for a cold front?
Blue triangles next to each other
-
What is a symbol for a warm front on a map?
Red half circles next to each other
-
What is the symbol for snow?
A snowflake.
|
|