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Avit 102 > Block 5 Other > Flashcards

Block 5 Other Flashcards

1
Q

A sudden, drastic change in wind speed and or direction

A

Wind sheer

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2
Q

Line on a map that connects areas of equal pressure

A

ISO bar

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3
Q

Temperature in which air reaches a state where it can hold no more water or it’s saturation point

A

Dew point

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4
Q

Actual amount of moisture in the air compared to the total amount of moisture air can hold.

A

Relative humidity

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5
Q

The amount of water vapor air can hold depends on the

A

Air temperature

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6
Q

Caused by low layer of warm, moist air moves over a cooler surface

A

Advection fog

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7
Q

What are characteristics is unstable air

A

Cumulus clouds, showery precipitation

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8
Q

During a thunderstorm, which stage is characterized by the greatest intensity of weather and the beginning of precipitation

A

Mature stage

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9
Q

Caused by currents or thermals which develop in air heated by contact with warm surface

A

Convective turbulence

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10
Q

Associated with convective activity , a downdraft of air as strong as 6,000fpm and rarely exists for more than 15 minutes.

A

Microburst

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11
Q

How often are METARs transmitted

A

H+50

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12
Q

What is BR?

A

Mist

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13
Q

What is SKC

A

Sky Clear

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14
Q

What is considered IFR

A

When wx is below 1000ft or 3SM

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15
Q

What charts show IFR, MVFR, and VFR conditions?

A

Weather Description Chart

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16
Q

Items that are shown on a radar summary

A

Echoes, intensity, and cloud precipitation

17
Q

What does 800960 mean FL above 240

A

Winds 109 Kts, 300° negative 60

18
Q

When are AIRMETs forecasted

A

Every 6 hours

19
Q

Temperature is not forecasted when the forecast level is how many feet from the surface?

A

2500

20
Q

Concentrated in the focal area and provide your vision with color and detail

A

Cones

21
Q

Used to see movement along our peripheral areas and are not sensitive to color and detail.

A

Rods

22
Q

Which type of hypoxia is associated with tissue cells being poisoned

A

Histotoxic

23
Q

Which type of hypoxia are associated with partial pressure of oxygen being insufficient

A

Hypoxic

24
Q

What type of hypoxia is associated with impaired circulation

A

Stagnant

Avit 102 (10 decks)

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