Show:
Atmosphere
Air Masses
Severe Weather
Forecasts
Climate
100
This fraction of the atmosphere is made up of nitrogen.
What is 8/10?
100
An air mass is a large body of air with _____________ properties throughout it.
What is similar?
100
In a ____________, layers of wind blow at different speeds or directions.
What is a tornado?
100
Name two parts of the weather system.
What is temperature, moisture, clouds, precipitation, wind speed, air pressure, or wind direction?
100
______________ is made up of all the conditions in one place at a single moment.
What is weather?
200
_________ is the layer of the Earth's atmosphere is where most weather happens.
What is the troposphere?
200
_____________ is the type of air mass that is cold and fairly dry.
What is continental polar air?
200
Hurricanes get their energy from _______________.
What is warm ocean water?
200
A _____________ measures air pressure.
What is a barometer?
200
________________ is the average of weather conditions over a long time.
What is climate?
300
Warm air (rises, sinks) and cool air (rises, sinks).
What is rises, sinks?
300
___________ is a boundary between two air masses.
What is a front?
300
___________________ are a type of severe weather storm that can last for days and cover a wide area of land.
What are hurricanes?
300
A _____________ measures the moisture in the air.
What is a hygrometer?
300
Looking at _________ can help scientists learn about climates from long ago.
What are fossils?
400
____________ and ____________ cause wind patterns.
What are convection currents and the spinning of the Earth?
400
_______________ is a type of front that stays in one area.
What is a stationary front?
400
In the first stage of a thunderstorm, currents of air move (up, down, or mix together).
What is up?
400
A capital L on a weather map stands for ______________.
What is low air pressure?
400
Some events occur naturally, while others are the result of _________________.
What are human activities?
500
Winds in the U.S. blow from _________ to ________.
What is west to east?
500
______________ is an air mass that is warm and very humid.
What is maritime tropical air?
500
________________is a large electrical spark moving between areas of opposite charge.
What is lightning?
500
A ________ will tell what the symbols and colors mean on a weather map.
What is a key?
500
______________ can affect a climate by slowing the rise and fall of temperature.
What are oceans?