Water Cycle
Weather Tools
Clouds Clouds Clouds
Severe Weather
Fronts
100

The process of liquid water turning into a gas.

What is evaporation?

100

I measure how much it rains.

What is a rain gauge? 

100

Thin, wispy clouds found at very high heights in the sky.

What are cirrus clouds?

100

This is the most common type of severe weather often associated with heavy rainfall, lightning, and potential hail.

What is a thunderstorm? 

100

When a faster cold air mass runs into a slower warm air mass and slides underneath it.

What is a cold front?

200

The process of water falling to the ground from the sky as rain, sleet, snow, or hail.

What is precipitation?

200

I measure the direction the wind is blowing.

What is a wind vane?
200

Big, puffy clouds that look like sheep or cotton balls. 

What are stratus clouds?

200

This is a tropical cyclone that form over warm sections of the ocean and move westward due to the Coriolis Effect.

What are hurricanes?

200

When a fast-moving warm air mass overtakes a slower cold air mass.

What is a warm front?

300

The process of liquid water moving downwards, towards sea level, due to gravity.

What is runoff?

300

I measure the windspeed. 

What is an anemometer?

300

Long, flat clouds that often cover up much of the sky.

What are Stratus clouds?

300
This is a rapidly spinning column of air that reaches down from a thunderstorm to touch Earth's surface.

What is a tornado?

300

When two air masses meet, but neither one can move the other.

What is a stationary front?

400

The process by which water vapor becomes liquid water, like the process that fogs up a mirror after a hot shower.

What is condensation?

400

I measure the humidity.

What is a hygrometer?

400

Large, tall, puffy and dark clouds that indicate thunderstorms.

What are cumulonimbus clouds?

400

This is the phenomenon that occurs due to cold, dry air blowing across warm water resulting in higher volumes of snow falling.

What is lake-effect snow?

400

This type of front is associated with severe weather.

What is a cold front?

500

The process where liquid water enters a plant through its roots, but leaves as a gas through the leaves.

What is transpiration?

500

I measure the air pressure.

What is a barometer? 

500

The cloud prefix that indicates the highest elevation in the sky.

What is cirro-?

500

This is the term for a tornado that forms over a body of water.

What is a water spout?

500

When a warm air mass is cut off from the surface of Earth by 2 cold air masses.

What is an occluded front?