This is the name of the person who studies weather.
What is a meteorologist?
100
Air masses usually move towards this direction.
What is east?
100
Meteorologists must keep track of humidity, air pressure, air masses, fronts, temperature, wind speed, wind direction, and this.
What is precipitation?
100
The National Weather Service issues watches and these to protect people from severe weather.
What are warnings?
100
This type of cloud is like a gray blanket, and usually means rain or snow is on the way.
What is a stratus cloud?
200
A prediction of what the weather will be like.
What is a forecast?
200
Where there is a front, this usually happens.
What is a storm?
200
Knowing wind speed and direction is important so meteorologists can predict where these will move.
What are air masses?
200
If there is a tornado warning, and you do not have a basement or storm cellar, at least make sure you go to an inside room without these.
What are windows?
200
Warm air is pushed upwards because it is _______ than cold air.
What is lighter?
300
A large body of air that has about the same temperature and humidity.
What is an air mass?
300
During this type of front, a quick but severe storm will occur.
What is a cold front?
300
Besides satellites, meteorologists use this tool to collect information about temperature, air pressure, and humidity high above earth.
What is a weather balloon?
300
If a hurricane warning is issued and you need to be evacuated, be sure to take an emergency supply kit and this, in case anyone gets sick.
What is medicine?
300
This type of front may produce light rain or snow for several days.
What is a warm front?
400
The line where two air masses meet.
What is a front?
400
Air masses are so large that two or three can cover most of this country.
What is the United States?
400
From this type of map, meteorologists can see the location of precipitation and how storms are moving.
What is a radar map?
400
Standing under tall trees in a thunderstorm is dangerous because you can be struck by this.
What is lightning?
400
Thunderstorms don't last very long because this type of front that causes them moves very quickly.
What is a cold front?
500
The government agency that collects information about weather.
What is the National Weather Service?
500
These two things are what causes air masses to move.
What are air pressure and wind?
500
Meteorologists can track the movement of cold air masses and fronts through this technology, from which they can see images of weather conditions on earth.
What is a satellite?
500
This quickly rising water can wash away roads and cars.
What is a flash flood?
500
This is the type of clouds associated with a warm front.