Weather And Micrometeorology Flashcards

1
Q

Standard air temp is

A

15degreesC, 59degreesF

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2
Q

Standard air pressure

A

29.92 inHg

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3
Q

True altitude is

A

Mean sea level or MSL

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4
Q

Low level temperature inversion is when

A

There’s an increase in temp as altitude increases

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5
Q

BKN =

A

Broken

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6
Q

OVC =

A

Overcast

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7
Q

BR =

A

Mist

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8
Q

SH =

A

Showers

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9
Q

RA =

A

Rain

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10
Q

Advection fog =

A

Air mass moves INland from coast

AD= in

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11
Q

Wind sheer can be expected

A

In areas of low level temp inversion

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12
Q

What conditions are necessary for a thunder storm to form?

A

High Humidity, Lifting Force, and UNSTABLE CONDITIONS

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13
Q

Mature stage of a thunderstorm begins with

A

Precipitation

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14
Q

If you see lenticular clouds expect

A

Turbulence

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15
Q

What are the characteristics of a moist, unstable air mass?

A

Turbulence and showery precipitation

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16
Q

Ceiling conditions (cloud base) can be calculated from

A

The temp and dew point

17
Q

For aviation purposes ceiling is defined as the height above the earths surface of the

A

Lowest broken or overcast layer or vertical visibility into an obstruction

18
Q

What effect does Low density altitude have on propellers

A

The propeller efficiency will be increased

19
Q

Z to PST =

A
  • 8 hours
20
Q

Z to CST =

A

-6 hours

21
Q

Z to EST =

A
  • 5 hours