Severe Weather
What is the engine or fuel that keeps a hurricane alive?
Warm water
A ______ is the boundary between (seperating) two air masses.
Front
What weather instrument measures air pressure?
Barometer
What does a fully shaded circle on a weather station symbol mean?
It is overcast
Conduction: transfer of heat by ____.
Touch
A ______ is a rapidly rotating column of air that can generate extremely high wind speeds.
Tornado
What kind of front creates high pressure, brings heavy rain and snow, and is shown on a weather map with a blue line and blue triangles?
Cold Front
Rain Gauge
The long line on the weather station symbols indicates the direction that the wind is blowing _____.
From
Convection: transfer of heat by the ______ or movement of a liquid or gas.
Circulation
What is a type of severe weather that involves the presence of lightning and thunder, and is intense?
Thunderstorm
What kind of front creates low pressure, brings drizzly precipitation (followed by clear weather), and is shown on a weather map by using a red line with red semicircles?
Warm Front
What weather instrument measures wind speed?
Anemometer
The ong barb on a weather station symbol equals ____ knots, while the short barb equals ____ knots.
10, 5
Radiation: transfer of heat by electromagnetic _____
Waves
A ______ is a type of severe weather that involves heavy snow and winds, and can create little to no visibility.
Blizzard
A stationary front is when a ____ air mass meets a ____ air mass, and brings _____ pressure.
Cold, warm, high
What weather instrument measures the humidity (water vapor content) of the air?
Hygrometer
What is the average air pressure (number) on a weather station symbol?
100
Coriolis Effect: The circulation of air due to the ______ of the Earth.
Rotation
_______ are a type of severe weather that can submerge land under high levels of water, and can destroy buildings, homes, and wildlife.
Floods
An occluded front brings ____ pressure.
High
What weather instrument measures wind direction?
Wind Vane
What does a 50% shaded circle on a weather station symbol stand for?
Partly Cloudy
Conduction, Convection, and Radiation are all examples of _____ ______
Heat Transfer