Clouds
Weather Instruments
Precipitation
Weather
General Vocabulary
Air Masses
100

Low-level clouds that form in layers.

What are stratus clouds?

100

Measures the amount of precipitation that has fallen in an area.

What is a rain gauge?

100

 Forms when drops of rain freeze and strong winds carry them higher into a cloud. 

What is hail?

100

This forms as a warm air mass pushes into a cold air mass rising above it. 

What is a warm front?

100

A cloud that forms close to the ground.

What is fog?

100

This air mass is moist and cold.

What is maritime polar?

200

Fluffy clouds that are flat on the bottom and form low in the sky.

What are cumulus clouds?

200

This measures the temperature of the air.

What is a thermometer?

200

Precipitation that falls to the ground in the form of liquid water.

What is rain?

200

The weight of air as it presses down on Earth's surface.

What is air pressure?

200

The movement or flow of air.

What is wind?

200

This air mass is dry and cold.

What is continental polar?

300

Clouds that bring thunderstorms.

What are cumulonimbus clouds?

300

This instrument is used to measure wind speed.

What is an anemometer?

300

Rain that freezes as it is falling.

What is sleet?

300

This forms as a dense cold air mass meets a warm air mass that rises above the cold air.

What is cold front?

300

Average weather condition in an area over a long period of time.

What is climate?

300

This air mass is dry and warm.

What is continental tropical?

400

Thin clouds that look like feathers.

What are cirrus clouds?

400

This measures the direction of the wind.

What is a wind vane?

400

Precipitation that falls when the temperature in a cloud is below freezing.

What is snow?

400

The place where two air masses meet. 

What is a front?

400

The conditions of the atmosphere at a certain time and place. 

What is weather?

400

This air mass is moist and warm.

What is maritime tropical?

500

Formed during condensation; mass of tiny water droplets.

What is a cloud?

500

This instrument is used to measure air pressure.

What is a barometer?

500

Any form of water that falls from clouds to the Earth's surface.

What is precipitation?

500

The study of Earth's atmosphere.

What is meteorology?

500

Measurement of the amount of water vapor in the air. 

What is humidity?

500

A large body of air with generally the same temperature, air pressure, and humidity.

What is an air mass?