Exam 10: Thunderstorms and Tornadoes

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The terms leader,flash,and stroke are used when describing:

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Doppler radar can now provide adequate warning of impending tornadoes at least 95 percent of the time.

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What are the three stages in the development of a thunderstorm?

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Large hail is generally associated only with severe thunderstorms.

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The strongest tornados are ranked ________ on the Enhanced Fujita Intensity Scale.

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The feature identified by Letter D is:

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Which of the following statements is not true of tornadoes?

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Lightning only occurs under the central part of a thunderstorm cloud.

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Which of the following should have the steepest pressure gradient?

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Radar detects a thunderstorm by measuring the electrical discharges within the cloud.

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Destruction caused by a tornado is primarily due to the large pressure drop as the funnel passes over.

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In the United States,a mesoscale convective complex is most likely to develop in:

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What causes the dissipating stage of a thunderstorm?

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Cloud-to-ground lightning results in a flow of electrons from the ground to the cloud.

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Why is a convergent pattern of surface winds associated with thunderstorm formation?

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The leading edge of a gust front is frequently associated with:

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About what percent of thunderstorms in the United States become severe?

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The airflow pattern aloft is not usually related to severe thunderstorm development.

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Which of the following is likely during the mature stage of a thunderstorm?

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Tornadoes are most frequent during the:

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