Weather Variables
A quantity that can change.
What is a variable?
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Forms over Siberia and the Arctic.
What are Arctic air masses?
pg: 461
The foremost part or surface of something.
What is a front?
pg: 462
To exert the guiding influence on.
What is dominate?
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Describes wind, temperature, and humidity conditions above Earth's surface.
What is an upper-air report?
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Energy an object has due to its motion.
What is kinetic energy?
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Classified by their temperatures and moisture characteristics.
What are Air masses?
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Glides above cold air.
What is a Warm air mass?
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Also known as Electrical storms.
What is a thunderstorm?
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A specialized type of radar that can detect precipitation as well as the movement of small particles.
What is a Doppler radar?
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When humidity is high there is more of this.
What is water vapor?
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Forms over the western Atlantic Ocean, the Gulf of Mexico, and the eastern Pacific Ocean.
What are Maritime tropical air masses?
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Moves toward warmer air masses.
What is a Cold front?
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A violent, whirling column of air in contact with the ground.
What is a tornado?
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Describes wind, temperature, and humidity conditions above Earth's surface.
What is a surface report?
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As air moves from areas of high pressure to areas of low pressure, it creates this.
What is wind?
pg: 452
Forms over dry, desert land.
What are Continental tropical air masses?
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When the boundary between two air masses stalls.
What is a stationary front?
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Nickname for the place that experiences the most tornadoes in the United States.
What is Tornado Alley?
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Images taken by this orbit around 35,000 km above Earth, which provide information about weather conditions.
What is a satellite?
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Relative humidity is measured by this tool.
What is a psychrometer?
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Extremely cold temperatures often last for three to four days in a row here.
What is The Northern United States?
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When a fast-moving cold front catches up with a slow-moving warm front.
What is an Occluded front?
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Method for classifying tornadoes.
What is the Enhanced Fujita Scale?
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A visible light image shows white clouds over Earth.
What is a satellite image?
Pg: 472