Clouds
Weather Tools
Extreme Weather
Weather Facts
Cool Facts
100
As moist air rises, it cools and forms these.
What are clouds?
100

This tool measures temperature.

What is a thermometer?

100

A type of storm called a tropical cyclone, which forms over tropical or subtropical waters.

What are hurricanes or typhoons?

100
Any form of water falling for the air to Earth's surface.
What is precipitation?
100
This makes water evaporate.
What is the sun?
200

These low clouds are smooth, gray, and cover the sky. They sometimes bring rain and drizzle. 

What are stratus clouds?
200

This measures how much precipitation has fallen from the clouds to Earth's surface.

What is a rain gauge?

200

These are destructive violent winds that appear as funnel shaped clouds and usually form within cumulonimbus clouds.

What are tornadoes?

200

A scientist who studies and measures weather conditions.

Who is a meteorologist?

200
Ocean water contains this mineral.
What is salt?
300

These clouds are found high in the sky and are made of ice crystals.

What are cirrus clouds?

300
A tool that measures air pressure.
What is a barometer?
300

This forms when rain in the atmosphere falls to the ground level measuring 32 degrees or lower.

What is freezing rain?

300

The blanket of air and gasses that surround Earth's surface.

What is the atmosphere?

300

This is the measurement of the heat energy in the atmosphere.

What is the temperature?
400

These fair weather clouds are big and puffy, and reflect the sun.

What are cumulus clouds?

400
A tool that shows the direction from which the wind is blowing.
What is a wind vane?
400

A long-lasting snowstorm with very strong winds and intense snowfall.

What is a blizzard?

400
The process of water vapor, a gas, changing to a liquid.
What is condensation?
400
The fraction of water covering the Earth's surface.
What is 3/4?
500

These are the thunder clouds. They are associated with rain, snow, hail,  and even tornados.

What are cumulonimbus clouds?
500
A tool that measures wind speed.
What is an anemometer?
500

These are people who hunt and study tornadoes and hurricanes.

Who are storm chasers?

500
Curving lines on a weather map show these.
What are fronts and how the are moving?
500
The amount of water vapor in the air.
What is humidity?