Layers of the Atmosphere
Wind and Pressure
Air Masses
Fronts
Extreme Weather
100

The layer closest to the surface where most weather is found.

What is the Troposphere?

100

Air at a low pressure system moves this way.

What is counterclockwise and inwards?

100

This type of air mass is dry and warm.

What is continental tropical?

100

When a warm air mass replaces a cold air mass.

What is a warm front?

100

Periods of little to no rain.

What is a drought?

200

The temperature in the troposphere does this with altitude.

What is decreases?

200

These winds are found between 0 and 30 degrees. 

What are the trade winds?

200

This type of air mass is very cold and dry.

What is continental Arctic?

200

When a cold air mass replaces a warm air mass.

What is a cold front?

200

When water rises rapidly with little to no warning

What is a flash flood?

300

This layer of the atmosphere is where you would find weather balloons and some clouds.

What is the stratosphere?

300

These winds are found between 30 and 60 degrees.

What are the prevailing westerlies?

300

This type of air mass is cold and damp.

What is maritime polar?

300

This front brings long periods of light to moderate precipitation.

What is a stationary front?

300

Hurricanes are fueled by this.

What is warm water?

400

This is found in our atmosphere and absorbs UV rays from the sun.

What is the Ozone Layer?

400

These winds are found between 60 and 90 degrees.

What are the polar easterlies?

400

This type of air mass is cold and dry.

What is continental polar?

400

When a cold front overtakes a warm front

What is an occluded front?

400

When sharpley divided cold and warm air meet, you could get one of these to form.

What is a tornado?

500

Meteors burn up in this layer of the atmosphere.

What is the mesosphere?

500

This is an area near the equator where there is very little wind.

What are the doldrums?

500

This type of air mass is warm and damp.

What is maritime tropical?

500

These clouds usually indicate the weather will be warming up soon.

What are cirrus clouds?

500

Tropical storms with speeds over 74 mph.

What is a hurricane?