Water Cycle
Clouds
Weather
Vocabulary
Stormy Weather
Tornado
Safety and
Trivia
100
Nature’s way of recycling water.
What is the water cycle?
100
Gray clouds that cover the lower part of the sky; rain or snow falls from them
What are stratus clouds?
100
The state of the air at a certain time and place with regards to temperature, wind, cloudiness, pressure, etc.
What is weather?
100
Most common type of storm.
What is a thunderstorm?
100
Where you should go during a tornado if you are in a house
What is the basement?
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
A localized, generally funnel-shaped, violently destructive wind storm.
What is a tornado?
200
Where you should go during a tornado if you are in a school or public building.
What is the lowest level of the building?
300
The amount of water vapor present in air expressed as a percentage of the amount needed for saturation at the same temperature.
What is relative 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
April through June
What are the months that the most tornadoes occur?
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
An instrument that measures wind speed.
What is an anemometer?
400
Water overflow that is caused by a large amount of rainfall
What is a flood?
400
What you should do if you’re in a car during a tornado
What is pull over and get out of the vehicle?
500
The atmospheric temperature (varying according to pressure and humidity) below which water droplets begin to condense and dew can form.
What is dew point?
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
A line of intense, fast moving thunderstorms moving across a great distance, characterized by damaging winds.
What is a derecho?
500
Scale used rate the damage and speed of tornadoes
What is the Enhanced-Fujita scale (EF-scale)?
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