Weather Facts
Pressure
Air Masses
Fronts
Weather Tools
100

The amount of water vapor in the air is called...

What is humidity?

100
A _____________ is used to measure air pressure.

What is a barometer?

100

This type of air mass forms over land...

What is a continental air mass?

100

You would expect temperature to rise after what kind of front moves through an area?

What is a warm front?

100

What scale is used in the U.S. to measure air temperature?

What is Fahrenheit?

200

Name a tool that scientists use to measure weather conditions in the upper atmosphere.

What are weather balloons, satellites or Dopplar Radar?

200

What unit of measurement is used to measure air pressure?

What are millibars?

200

The name of an air mass that forms over water...

What is a maritime air mass?

200

How is a cold front marked on a weather map?

What is a line with blue triangles?

200

A wind vane is used to measure ____________.

What is wind direction?

300

The weather station symbol on the board indicates that there is how much cloud cover in the area?

What is clear skies (no clouds)?

300

These lines on a weather map connect areas of equal air pressure.

What are isobars?

300

An air mass that is labelled as cT on a weather map stands for what?

What is continental Tropical?

300

What is a weather front?

What is the boundary where 2 different air masses meet.

300

This tool is used to measure wind speed.

What is an anemometer?

400

The amount of water vapor in the air compared to what it can actually hold is called

What is relative humidty?

400

Which type of pressure system is most likely to bring clouds and precipitation:

What is a low pressure system?

400
Describe a continental polar air mass (based on its temperature and humidity)?

What is dry and cold?

400

Stationary fronts results in what type of weather conditions?

What is extended periods of cloudiness and precipitation?

400
What tool is used to find dew point temperature and relative humidty?

What is a sling psychrometer?

500

The weather station symbol on the board indicates that the winds are from which direction and at what wind speed?

What are from the East at 15 mph?

500

Wind is created as air moves from areas of __________ to ______________.

What is from areas of high pressure to low pressure?

500

Name the geographic source of a maritime tropical air mass (i.e., where would it come from)?

What is the Gulf of Mexico or the Caribbean Sea?

500

List the 4 main types of weather fronts.

What are:  Cold, warm, stationary and occluded

500

Rising barometric pressure means that the weather will be....

What is sunny and dry (or calm)?