CGI Weather & Meteorology 3

Question 1

Which front typically produces the most extensive area of clouds and precipitation?

Accepted Answer

Warm front

Answer

Cold front

Answer

Stationary front

Answer

Occluded front

Question 2

What is a microburst?

Accepted Answer

An intense, localized downdraft from a convective storm that spreads outward at the surface

Answer

A small area of rotating air within a tornado

Answer

A rapid temperature rise associated with chinook winds

Answer

A brief but intense updraft inside a cumulonimbus cloud

Question 3

What aviation weather product provides a narrative description of expected weather conditions for a route of flight?

Accepted Answer

Area Forecast (FA)

Answer

PIREP

Answer

SIGMET

Answer

METAR

Question 4

Mountain wave turbulence is most likely to occur when winds aloft are:

Accepted Answer

Strong and perpendicular to the mountain ridge

Answer

Light and variable

Answer

Parallel to the mountain ridge

Answer

From the east at any speed

Question 5

Structural icing requires which two conditions to exist simultaneously?

Accepted Answer

Visible moisture and temperatures at or below 0°C

Answer

Rain and temperatures below -40°C

Answer

Clouds and winds above 15 knots

Answer

High humidity and turbulence

Question 6

What does the term 'ceiling' refer to in aviation weather?

Accepted Answer

The height above ground of the lowest broken or overcast cloud layer

Answer

The maximum altitude an aircraft can reach

Answer

The total cloud coverage expressed in oktas

Answer

The altitude of the freezing level