Exercise
Isotherms and Thermal Structures
Examine isotherms and the thermal structures they represent on meteorological maps. Learn to evaluate temperature gradients and thermal boundaries across regions.
Questions
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MultiChoice
What general orientation do isotherms have on a global map?
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MultiChoice
Why do isotherms bend sharply when crossing from land to ocean?
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MultiChoice
In summer, how does an isotherm bend when moving from ocean over warmer land?
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MultiChoice
In winter, how does an isotherm bend when moving from ocean over colder land?
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MultiChoice
Which key isotherm indicates the division between liquid rain and potential snow?
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MultiChoice
Why are isotherms smoother and straighter in the Southern Hemisphere than in the Northern Hemisphere?
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MultiChoice
What occurs when air temperature increases with altitude instead of decreasing?
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MultiChoice
What weather effect does a thermal inversion layer cause in valley cities?
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MultiChoice
What is the transport of heat by wind movement on an isotherm map called?
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MultiChoice
When wind blows across isotherms from colder air toward warmer air, what is taking place?
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MultiChoice
When wind blows across isotherms from warm air toward cold air, what process is occurring?
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MultiChoice
What is a standard temperature interval for drawing isotherms on U.S. weather maps?