Section 1: Water in the Atmosphere
Section 2: Percipitation
Section 3: Air Masses and Fronts
Section 4: Storms
Section 5: Predicting the Weather
100
It is a measure of the amount of water vapor in the air.
What is humidity?
100
Rain is the most common type of precipitation.
What is the most common type of precipitation?
100
It is:maritime tropical, continental tropical, maritime polar, and tropical polar.
What are the four major types of air masses that influence the weather in North America?
100
They are small storms accompanied by heavy precipitation and frequent thunder and lightning.
What are thunderstorms?
100
They are scientists who study the causes of weather and try to predict it.
What are meteorologists?
200
It is the dew point.
What is the temperature at which condensation begins called?
200
It is a type of precipitation with many different shapes..
What is snow?
200
They are embedded in the prevailing westerlies.
What are the jet streams embedded in?
200
It can be up to 30,000 degrees Celsius.
How hot can lightning be?
200
They use maps, charts, and computers.
What do meteorologists use to analyze weather data and to prepare weather forecasts?
300
The kind of cloud is a cirrus cloud.
What kind of cloud is wispy and feathery with feathery hooked ends?
300
It forms when rain touches a freezing surface.
How does freezing rain form?
300
It is: colliding fronts.
What is the most complex weather situation?
300
A waterspout.
When a tornado occurs over a lake or an ocean, what is it called?
300
They are called isobars.
What are the lines joining places on the map that have the same air pressure called?
400
Altocumulus and Altostratus.
What types of clouds' name is based on its height?
400
it is called sleet.
What are ice particles that freeze while it's falling called?
400
In the Northern Hemisphere, they spin counterclockwise. In the Southern Hemisphere, they spin clockwise.
What direction do cyclones spin in the Northern and Southern Hemisphere?
400
They occur everywhere.
In the United States, where do tornadoes occur?
400
They show fronts, areas of high and low pressure, types of precipitation, and temperature.
What do standard symbols on a weather map show?
500
A psychrometer.
What is an instrument used to measure relative humidity with a wet bulb and a dry bulb thermometer called?
500
It is hail.
What type of precipitation is larger than 5 millimeters in diameter?
500
This causes dry, clear weather.
What kind of weather do anticyclones cause?
500
Hurricanes begin.
What begins over warm ocean weather as a low-pressure area, or tropical disturbance?
500
It means that a small change in weather today will mean a larger change in the future later on.
What is the butterfly effect?
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