Which is not an example of a tropical cyclone?

a. Hurricane
b. Nor'easter
c. Willi-willi
d. Typhoon


ANS: B
There are different names for great storms depending on region and relative strength. In the tropics,
they are called tropical cyclones. In the North Atlantic and Eastern Pacific area (as well as other midlatitude
areas) they are called extratropical cyclones or hurricanes, in the western Pacific they are
called typhoons, and in Australia they are called willi-willis. Information can be found in the section
Storms Are Variations in Large-Scale Atmospheric Circulation.

Environmental & Atmospheric Sciences

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What are the two tectonic models postulated for greenstone belt evolution?

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The daily temperature curve exhibits a lag of about three hours relative to the insolation curve

Indicate whether the statement is true or false

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A river is flowing in a broad, alluvial valley and the river is silt-laden but also moves sand and a small amount of gravel. The government decides to build a dam across the valley for power and flood control

What will happen to the river, upstream of the dam? A) The river will respond to the new temporary base level and cut laterally outside its valley, widening the valley. B) The river will start to deposit sand and gravel, frequently spilling out of its channel. C) The river will downcut. D) The river will not change.

Environmental & Atmospheric Sciences

What makes the narrow, rotating air column or vortex of a tornado visible?

What will be an ideal response?

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