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0. 7 Subjects Introduction > Meteorology > Flashcards

Meteorology Flashcards

Random questions/statements for exam preparation

1
Q

The cloud from which heavy rain would most likley be falling and reaching the ground is …

A

nimbostratus

Part 61 MOS Scedule 3 - 2.6.1 CMTC - Weather Associated with Cloud Type

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2
Q

Around a low in the southern hemisphere wind blows …

A

clockwise and inwards

Part 61 MOS Scedule 3 - 2.6.1 CMTC - Relationships Between Pressure and Wind

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3
Q

Temperature inside a Cumulus Congestus (towering cumulus) cloud is …

A

warmer than the environment

Part 61 MOS Schedule 3 - 2.3.1 CMTC - Cumulus Cloud

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4
Q

A pressure system is stationary over a flat inland location in the outback. Over a 12 hour period from 3 am to 3 pm local time, the wind direction and speed at the surface would be expected to …

A

back and increase

Part 61 MOS Schedule 3 - 2.6.1 CMTC - Compare Surface and Gradient Wind

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5
Q

The latitude at which there would be the greatest difference between the actual wind and gradient wind at 5000 ft AGL is …

A

5 degrees S

Part 61 MOS Schedule 3 - 2.6.1 CMTC - Compare Surface and Gradient Wind

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6
Q

Light wind during the formation of a radiation inversion will cause the inversion to …

A

increase in depth

Part 61 MOS Schedule 3 - 2.8.2 CMTC - Conditions Favourable for Formatio of Inversions

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7
Q

The period when turbulence is most severe in a thunderstorm is …

A

during the mature stage

Part 61 MOS Schedule 3 - 2.4.3 CMTC - Weather Associated with Cloud Type

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8
Q

A Foehn wind is defined as …

A

A warm and dry downslope with descending on the lee side of a mountain range

Part 61 MOS Schedlue 3 - 2.11.1 CMTC - Airmasses and Fronts

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9
Q

Lightning strikes on a metal aircraft are more likely to be harmful to …

A

the instruments than to the occupants

Part 61 MOS Schedule 3 - 2.4.3 CMTC - Weather Associated with Cloud Type

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10
Q

The passage of a cold front may be indicated by …

A

the wind backing and the pressure rising

Part 61 MOS Schedule 3 - 2.9.2 CMTC - Flying Weather Associated with Cold Fronts

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11
Q

A large and sudden increase in the wind speed, lasting for 2 minutes, reaching 32kt and being 20kt greater than the average wing, would be classed as a …

A

squall

Part 61 MOS Schedule 3 - 2.10.2 CMTC - Difference between Squalls and Gusts

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12
Q

The principal hazard related to the accumulation of ice on rotor blades is …

A

reduction of effeciency by alteration of the aerodynamic shape

Part 61 MOS Schedule 3 - 2.8.2 CMTC - Airframe Ice Affected on Flight Conditions

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13
Q

Rotor clouds are associated with …

A

mountain waves

Part 61 MOS Schedule 3 - 2.8.2 CMTC - Weather associated with Rotor Clouds

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14
Q

Thunderstorm cells are sometimes NOT visible when embedded in a large cloud mass. The type of cloud this is most likely to be is …

A

nimbostratus

Part 61 MOS Schedule 3 - 2.8.2 CMTC - Nimbostratus Cloud associated Weather

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15
Q

The freezing level in the International Standard Atmosphere (ISA) is …

A

7500 ft

Part 621 MOS Schedule 3 - 2.3.2 CMTC - International Standard Atmosphere Lapes Rates

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16
Q

Friction between air masses moving at different speeds at the boundry of an inversion may cause the flow to break into short waves causing severe turbulence. If fog from below the inverstion is mixed by the fast moving air above, these breaking waves may be visable as the signature cloud called …

A

Kelvin-Helmholtz clouds, these clouds are often good indicators of instability and the presence of turbulence

Part 61 MOS Schedule 3 - 2.4.3 CMTC - Clouds and associated weather

17
Q

When standing waves are present …

A

cloudless skys may exist

Part 1 MOS Schedule 3 - 2.8.2 CMTC - Mountain Waves

18
Q

The type of precipitation which may accompany stratus, cumulus and nimbostratus clouds respectively are …

A

drizzle, showers and rain

Part 61 MOS Schedule 3 - 2.4.3 CMTC - Weather Associated with Cloud Type

19
Q

A surface or radiation inversion may form when the lower layers of the atmosphere …

A

are cooled by the underlying surface

Part 61 MOS Schedule 3 - 2.8.2 CMTC - Conditions favourable for Formation of inversions

20
Q

A SPECI meterological message refers to …

A

an airport

Part 61 MOS Schedule 3 - 2.10.3 CMTC - With referance to AIP extract decode and apply information container in SPECI

0. 7 Subjects Introduction (7 decks)

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