Weather
Air Pressure
Winds
Air Masses and Fronts
Station Models (+ Final 500)
100

This is the process of liquid water turning into water vapor.

What is evaporation?

100

This is the type of pressure associated with bad weather.

What is low pressure?

100

Wind always blows from ____ to _______.

What is high pressure to low pressure?

100
This is when a warm air mass and a cold air mass get stuck and do not move for days or even weeks.

What is a stationary front?

100

The number on the top left of a station model represents this.

What is air temperature?

200

This is the instrument that measures air pressure.

What is a barometer?

200

A rapidly falling air pressure might indicate that one of these systems is approaching.

What is a storm?

200

This phenomenon is the reason why winds appear to curve along the surface of Earth.

What is Coriolis?

200

This would be the name of an air mass that originated over central Canada.

What is Continental Polar, or cP?

200

A station model pressure "code" of 247 actually stands for this air pressure level. (Include units!!)

What is 1024.7 mb?

300

This is the part of the water cycle that happens when air temperatures reaches the dewpoint.

What is condensation?

300

This is the direction that air moves around a low pressure center. (Towards vs away, clockwise vs counter clockwise)

What is towards and counter-clockwise?

300

This prevailing wind pattern causes weather to move towards the East in the USA.

What are the Westerlies?

300

This is the temperature of air that is found in front of a cold front.

What is warm air?

300

A snow shower is represented by this symbol.

What is [see board]?

400

This is the measure of how much moisture is in the air compared to how much the air can hold.

What is relative humidity?

400

This type of pressure explains why there is no rain behind a cold front.

What is high pressure?

400

On a pressure gradient map, this is how we can tell which area is experiencing the most wind.

What is the isobars are close together?

400

This is the type of air mass that may spawn a tropical cyclone (hurricane).

What is maritime tropical, or mT?

400

A station model with an air temperature of 68 and a dewpoint of 68 would have this relative humidity.

What is 100%?

500

Clouds form when air does these three things.

What is rise, expand, and cool?

500

This is why the same air pressure level can be found at higher altitudes in Florida than in Massachusetts. 

What is warm air is less dense?

500

This is why most of the world's deserts are located at 30o N.

What is high pressure, sinking air, or diverging air?

500

When a cP air mass and a mT air mass meet in the Midwest of the USA, these different types of air sometimes tend to swirl, causing this unique weather event.

What is a tornadic storm (tornado)?

500

This is the relationship between pressure and wind speed in a hurricane. 

As pressure decreases, wind speed increases.
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