Fronts
Clouds
Weather Tools
Fun Facts
Severe Weather
100
The boundary between two air masses.
What is a front?
100
Flat, layered clouds
What is a stratus cloud?
100
This instrument measures wind direction.
What is a weather vane?
100
The chemical formula for ozone.
What is O3
100
Rain that falls through a layer of air below 0 C and turns into ice before hitting the ground.
What is sleet?
200
This front will make an area cooler when it passes through.
What is a cold front?
200
High, wispy clouds.
What is a cirrus cloud?
200
This instrument measures wind speed.
What is an anemometer?
200
This causes the sound of thunder.
What is air being heated and expanded rapidly?
200
Raindrops that fall through cold air near the surface becoming super cooled and freezes when hitting a cold surface.
What is freezing rain?
300
When two fronts are not strong enough to move each other.
What is a stationary front?
300
This type of cloud causes tornadoes, thunderstorms and other intense weather conditions.
What is a cumulonimbus cloud?
300
This instrument measures humidity.
What is a psychrometer?
300
This layer of the atmosphere contains the most water vapor.
What is the troposphere?
300
This type of weather condition begins over warm water when the sun heats and evaporates large amounts of ocean water.
What is a hurricane?
400
This type of front forms after a storm.
What is an occluded front?
400
These clouds bring snow.
What is a stratus cloud?
400
This instrument measures amounts of atmospheric pressure.
What is a barometer?
400
As air rises in the Troposphere, the temperature becomes this.
What is colder?
400
This type of precipitation falls during a thunderstorm.
What is hail and rain?
500
This type of front moves more slowly than the others because it is more difficult for this type of air to move against dense air.
What is a warm front?
500
Name 2 familiar prefixes and/or suffixes for clouds.
What are alto and nimbus?
500
This instrument measures the degree or intensity of heat present in a substance or object.
What is a thermometer?
500
As you move up in the atmosphere, temperature always decreases. True or false.
What is false?
500
A rapidly spinning tube of air that touches both the ground and a cloud above; sometimes called twisters.
What is a tornado?
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