A rotating column of air is called this (Not Tornado)
What is a vortex
100
Large body of air with similar properties all through it
What is air mass
100
Thunderstorms are most often associated with this type of cloud (Think of the cloud Mr. Stasik can't say)
What is a Cumulonimbus Cloud
100
Approximately what fraction of the air we breathe is nitrogen?
What is 8/10 or 80%
200
The hurricanes that strike the US originate off of this continent
What is Africa
200
Violent windstorms that form a vortex and extends downward to the ground is
What is a tornado
200
The land near the poles is not very moist. So this air mass is cold and dry.
What is Continental Polar Air
200
Lightning is believed to be created by this
What is friction
200
What fraction of the air we breathe is made up of oxygen
What is 2/10 or 20%
300
These types of winds blow hurricane out over the warm water of the Atlantic Ocean
What is Trade Winds
300
Conditions that are ideal for a tornado is called
What is a tornado watch
300
A large hot desert can cause this type of warm, dry air mass
What is Continental Tropical Air
300
When lightning strikes, the "bolt" can be as hot as this
What is 30,000 degrees
300
Gases or liquids rise and sink in a circular path called
What is convection currents
400
The most dangerous component of a hurricane is the
What is Storm Surge
400
When an actual tornado has been sighted, this is issued
What is a tornado warning
400
This air mass is warm and very humid because water can easily evaporate there
What is Maritime Tropical Air
400
How are we able to hear the boom of thunder?
What is the surround air expands then contracts quickly
400
A boundary between two air masses is called
What is a front
500
The hurricane struck the gulf coast in August of 2005
What is Hurricane Katrina
500
Tornadoes that consist of more that one vortex usually die out in
What is less than a minute
500
This air mass and cold and moist
What is Maritime Polar Air
500
How many stages does a thunderstorm have
What is 3
500
Suppose one morning, you need a light coat to play outside. A thunderstorm forces you to go inside for seral hours. That afternoon, you need a heavy coat to go outside. What kind of front has passed.