Layers of the Atmosphere 1
Layers of the Atmosphere 2
Air Masses
Definitions 1
Definitions 2
100

This is the outermost layer of this atmosphere.

Exosphere

100

The ozone layer is found in this layer.

Stratosphere

100

What type of air mass forms over land?

Continental

100

A violently rotating column of air that extends from thunder clouds and touches the ground.

Tornado

100

A strong storm with rain, lightning, and thunder.

Thunderstorm

200

Almost all weather occurs in this layer.

Troposphere

200

This layer is the coldest.

Mesosphere

200

What type of air mass forms over arctic areas?

Polar 

200

What the atmosphere is like at a certain place and time.

Weather

200

The layers of air that surrounds Earth.

Atmosphere

300

This layer is the hottest.

Thermosphere

300

What layer do planes go to in order to escape bad weather?

Stratosphere

300

What type of air mass forms over an ocean?

Maritime

300

A large, rotating tropical storm system with wind speeds of at least 74 mph.

Hurricane

300

The boundary between two air masses that collide.

Front

400

What is an important part of the atmosphere because it provides a surface for water vapor to condense onto?

Dust

400

Where do we live?

Troposphere

400

What type of air mass forms over the tropics?

Tropical

400
The average of all weather conditions in an area over a period of time.

Climate

400

A winter storm with strong winds and large amounts of heavy, blowing snow.

Blizzard

500

This is the most abundant gas found in the atmosphere.

Nitrogen

500

The international space stations is found in this layer.

Thermosphere

500

An air mass is moving into the United States that was formed in the southern Atlantic Ocean. What type of air mass is this?

Tropical Maritime

500

The force of the weight of air pressing down on a unit.

Air Pressure

500

A comparison of the actual amount of water vapor in the air to the amount of water vapor the air could hold if it were saturated.

Relative Humidity

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