Severe Weather
Fronts
Air masses and Pressure
Vocabulary
Potluck
100

What are whirling columns of high speed winds?

Tornadoes

100

What is a boundary between two different air masses, resulting in stormy weather?

Front

100

What is a mass of cool, dry air that generally brings fair weather and light winds?

High pressure

100

What is the condition of the atmosphere at a certain time and place?

Weather

100

What is a funnel shaped cloud that touches the ground?

Tornado

200

What are brief heavy storms that produce strong winds, heavy rain, lightning, and thunder?

Thunderstorms

200

What is the boundary between two air masses, where the cold air moves and replaces warm air?

Cold front

200

What is a mass of warm, moist air and generally brings strong winds and stormy weather?

Low pressure

200

What are average weather conditions over a long period of time?

Climate

200

What type of weather has winds that are at least 120MPH?

Hurricane

300

What are air currents inside clouds that cause static charges?

Lightning

300

What is a boundary between two  air masses when the warmer air replaces the cold air?

Warm front

300

What type of air pressure is represented by a red L on weather map?

Low pressure area

300

What causes water to be pushed to the shore by strong winds moving around a storm?

Storm surge

300

Where are the strongest winds located in a hurricane? 

Just outside the eye
400

What are severe storms that form over the warmest parts of ocean?

Hurricanes

400

What kind of front is represented on a map as a blue line with the triangles pointing toward the direction the front is moving?

Cold front

400

What is a large body of air with similar properties of temperature and moisture content (humidity), at any given altitude?

Air mass

400

What is a line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period? 

Isobar

400
What does the Fujita Scale rate the intensity of?

Tornadoes

500

What gets energy from the condensation of water vapor?

Hurricanes

500

What kind of front is represented as a red line with half circles pointing towards the direction of movement on a weather map?

Warm front

500

What regions do air masses form over? 

Polar, tropical, maritime and continental

500

What kind of weather can hurt people and damage property?

Severe weather

500

What is a low pressure area that is accompanied by thunderstorms and produces a circular wind flow with maximum sustained winds below 39 mph?

Tropical Depression

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