Water Cycle
Clouds
Weather
Vocabulary
Stormy Weather

Weather Fronts and Air Pressure
100
Nature’s way of recycling water.
What is the water cycle?
100
Gray clouds that cover the lower part of the sky; light rain or snow falls from them.
What are stratus clouds?
100
The state of the air at a certain time and place.
What is weather?
100
Most common type of storm, which results in heavy rain, thunder, and lightning.
What is a thunderstorm?
100
A boundary between air masses of different temperatures
What is a front?
200
The process of water changing into an invisible gas called water vapor
What is evaporation?
200
White, puffy clouds that look like piles of cotton; they are known as fair-weather clouds.
What are cumulus clouds?
200
Scientists who study weather.
Who are meteorologists?
200
Spinning cloud with a funnel shape
What is a tornado?
200
This type of air pressure usually brings clouds, rain, and wind.
What is low pressure?
300
Amount of water vapor in the air
What is humidity?
300
Thin, feathery clouds that appear high in the sky; they are a sign that rain or snow is on the way.
What are cirrus clouds?
300
Instrument that shows wind direction.
What is a wind vane?
300
Large, powerful storm that occurs over large bodies of water
What is a hurricane?
300
This type of pressure usually brings dry, clear conditions.
What is high pressure?
400
The process of water vapor turning into water droplets
What is condensation?
400
Cloud that forms at the earth’s surface.
What is fog?
400
Measures wind speed.
What is an anemometer?
400
Water overflow that is caused by a large amount of rainfall
What is a flood?
400
This front is formed when a cold air mass pushes into a warm air mass. It will often produce thunderstorms, followed by dry, clear conditions.
What is a cold front?
500
Water that is found underground.
What is groundwater?
500
Tall, dark clouds that mean thunderstorms with heavy rain and strong winds.
What are cumulonimbus clouds?
500
The weather of a place over a long time.
What is climate?
500
Another name for a hurricane
What is a typhoon?
500
This type of front is formed when a warm air mass pushes into a cold air mass. It will sometimes produce light rain.
What is a warm front?
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