Air Masses
Fronts
Weather
Vocabulary
Hazardous Weather
Weather Instrument
100
a large body of air having characteristics of temperature, moisture, and pressure that are approximately uniform horizontally.
What is an air mass?
100
A boundary between two air masses.
What is a front?
100
Describes conditions of a location & conditions of the atmosphere for a location.
What is weather?
100
A violently rotating column of air that can reach 300 mph.
What is a tornado?
100
Used to measure temperature
What is a thermometer?
200
Forms over water near the equator with warm, moist and unstable air.
What is maritime tropical air mass?
200
When a cold and warm air mass meets but neither has the froce to push the other one.
What is a stationary front?
200
Scientists who study weather
Who are meteorologists?
200
A storm that produces heavy rain, lighning and thunder.
What is a thunderstorm?
200
Used to measure wind direction
What is a weather or wind vane?
300
Forms over land near poles with cold, dry and stable air.
What is continental polar air mass?
300
When a cold dense air replaces warm, less dense air.
What a cold front?
300
Deadliest severe weather
What is a flash flood?
300
Large, powerful storm that develops in Atlantic Ocean, Gulf of Mexico and Eastern Pacific.
What is a hurricane?
300
Used to measure air pressure
What are a barometer?
400
Forms over water, near the equator with hot, dry, and stable air "aloft".
What is maritime tropical air mass?
400
A warm air mass glides over cold cold air mass
What is a warm front?
400
An electrical discharge of charges that build up in the clouds
What is lighning?
400
Water overflow that is caused by a large amount of rainfall rapidly.
What is a flash flood?
400
Used to measure wind speed.
What is an anemometer?
500
Forms over water near the poles with cold, moist and unstable air.
What is maritime polar air mass?
500
Forms when a fast-moving cold front catches up with a slow moving warm front.
What is an occluded front?
500
A fast moving channel of air.
What is a jet stream?
500
Intense winter storm with constant snowfall and high winds
What is a blizzard?
500
Used to measure relative humidity
What is a sling psychrometer?
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