Exam 13: Weather Forecasting

List and describe the stages of development of an ordinary thunderstorm. About how long does a single ordinary thunderstorm cell last?

In which of the following locations in the United States are dryline thunderstorms most common?

Which of the following describes where hail can come from during a severe thunderstorm?

Which of the following processes causes the warm temperatures of a heat burst?

Which of the following statements provides the most accurate description of the principle of a lightning rod?

Which of the following factors is included in the classification of tornado strength according to the Enhanced Fujita Scale?

Which of the following gives the name for a group of thunderstorms that develop in a line, one next to the other, where each is in a different stage of development?

Which of the following is the primary composition of a funnel cloud?

Which of the following terms refers to a tornado vortex that does not touch the ground?

Which of the following statements describes how a strong vertical wind shear relates to thunderstorms?

How frequently do supercell thunderstorms become severe?

Which of the following statements describes why someone is generally safe inside a car during a lighting storm?

During which of the following stages is an ordinary thunderstorm most intense?

How far away is the lightning when you see a lightning stroke and then, 15 seconds later, hear the thunder?

At which of the following times do tornadoes most frequently form?

Sketch a mature thunderstorm. On your sketch indicate approximately the altitude of the cloud's base and top, and show where you might see the anvil cloud, a pileus cloud, mammatus cloud, and a roll cloud. With arrows, indicate where the updraft and downdraft might be in the cloud. Where would you find strong vertical wind shear? Indicate where the largest concentrations of positive and negative charge would be in the cloud.

Which of the following describes what a Doppler radar does?

In what ways are multicell thunderstorms different from ordinary thunderstorms? What are some of the meteorological or atmospheric conditions that favour the development of multicell thunderstorms?

Which of the following is often indicated by a hook-shaped echo on a radar screen?

A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground can be a warning of a severe hazard to an airplane. Which of the following statements explains what this warning indicates?