Chapter 11- Hurricanes Flashcards

0
Q

As a strong hurricane moves ashore,which of the following causes the. Most devastating damage in the coastal zone?

A

Storm surge

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1
Q

What determines when a tropical depression or storm is given hurricane status ?

A

Wind speed

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2
Q

What type of clouds is most common in a hurricane?

A

Cumulonimbus

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3
Q

What general circulation wind belt is the place of origin for hurricanes?

A

Trade winds

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4
Q

Why do hurricanes in the atalntic move toward the west during their early stage ?

A

Prevailing winds from the east

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5
Q

The initial detection and monitoring of tropical storms that may become hurricanes is accomplished by

A

Satellites

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6
Q

Why do hurricanes initially form only in the tropics?

A

Warm temperature are found there

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7
Q

Which of the following is more intense? A tropical storm? tropical depression? Or disturbance?

A

A tropical storm.

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8
Q

What are the stages of a hurricane?

A

Thunderstorm–disturbance–depression–storm–hurricane

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9
Q

Hurricanes form at which latitidue usually

A

5-15 degrees

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10
Q

What causes the winds of a hurricane to be so fast?

A

Very strong gradient force

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11
Q

Since the detection and tracking of hurricanes is now quite accurate, why does damage from these storms continue to increase?

A

Continued development of coastal areas

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12
Q

Which of the following can diminish the intensity of a hurricane?

A

Moving over land because it loses it’s source of energy which is the moisture from the ocean.

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13
Q

What months should hurricane formation be at its peak in the North Atlantic?

A

August-September

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14
Q

Hurricanes are generally

A

Larger than tornadoes,
Smaller than mid latitude cyclones
Areas of heavy rainfall and strong winds
Most common in late summer and early fall

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15
Q

Why is the eye of region of a hurricane largely free of precipitation and clouds?

A

Sinking air motion

16
Q

The spreading or dilution of pollutants into the atmosphere is best when the winds are

A

Strong and variable (gusty)

17
Q

The capacity of the atmosphere to disperse and dilute the pollutant materials is

A

Limited and very small

18
Q

Which of the following is a natural source of pollutants not accentuated by humans?

A

Pollens

19
Q

Dangerous indoor air pollutants include

A

formaldehyde and cigarettes smoke

20
Q

Meteorological conditions are important in air pollution episodes since they

A

Determine the amount of dilution

21
Q

Dilution or mixing of air pollutants into the surrounding air is best when

A

Air is unstable

22
Q

Assume you live in an urban setting and an inversion is present. Which of these bees describes in your area if the inversion remains for 2 or 3 days?

A

Visibility gets worst

23
Q

The primary purpose of a smoke stack is to

A

Reduce the concentration of pollutants at ground level

24
Q

Temperature inversions are associated with

A

Restricted mixing depth

25
Q

Inversions represent a hazardous meteorological condition with respect to air pollution because they always bring

A

A near total lack of mixing