Fronts
Airmasses
Pressure Systems
Requirements of Blizzards
Reference Table
100

This is the definition of a front.

What is the edge of an air mass where it interacts with another?
100
This is the definition of an air mass.

What is a section or pocket of air with a uniform temperature and humidity.

100

Storms occur over this type of pressure system.

What is low?

100

This level of humidity is required for a blizzard to form.

What is high humidity?

100

This cell of the planetary wind belt exists between 30 degreed latitude and 0 degrees.

What is a Hadley Cell?

200

This front type is associated with an air mass that is measured at 30 degrees Fahrenheit.  

What is a cold front?

200

This air mass type is dry and warm.

What is continental tropical?

200

Clear skies usually occur over this pressure system.

What is high pressure system?

200

This type of pressure system is required for a blizzard to form.

What is low pressure?
200

This is the name of the "zone" where the northeast trade winds and the southeast trade winds meet.

What is the intertropical convergence zone?

300

This front type is associated with an air mass that originated around the equator.

What is a warm front?

300

This letter in the two letter code for an airmass should be capitalized.

What is the second letter?

300

This is the direction of rotation around a low pressure system.

What is counter clockwise?

300
These two air mass types are likely to form a blizzard.

What is maritime polar and maritime arctic?

300

The polar jet stream is between these two labeled latitudes.

What is 30 and 60 degrees?

400

This front types symbol is a combination of two other front types.

What is an occluded front?

400

This air mass type is dry and freezing.

What is continental arctic?

400

This pressure system could be characterized by sinking air.

What is a high pressure system?

400

This temperature is required for precipitation to freeze.(in degrees F)

What is 35 degrees Fahrenheit?

400

This is the range of latitudes represented in Cross Section Model of Earth’s Lower Atmosphere.

What is 0 degrees to 90 degrees north?

500

This typically forms where two front types meet.

What is a storm?

500

This air mass type is humid and very hot.

What is maritime equatorial?

500

A pressure system with a reading of 980 mb is considered this type of pressure system.

What is a low pressure system?

500
This temperature is required for precipitation to freeze. (in degrees C)

What is 0 degrees Celsius? 

500

Air is either rising or sinking within cells based on their latitude. Air at 30 degrees North is _____________.

What is sinking?