CGI Weather & Meteorology 3

Question 1

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

Accepted Answer

Warm front

Answer

Warm fronts produce extensive areas of stratiform clouds and precipitation that can extend hundreds of miles ahead of the surface 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 microburst is a concentrated downdraft that strikes the surface and spreads outward, creating severe wind shear dangerous during takeoff and landing.

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

The Area Forecast (FA) provides a narrative description of cloud cover, visibility, and weather expected over a broad region for route planning.

Question 4

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

Accepted Answer

Strong and perpendicular to the mountain ridge

Answer

Mountain wave turbulence is most severe when strong winds blow perpendicular to a mountain ridge, generating standing waves on the lee side.

Question 5

Structural icing requires which two conditions to exist simultaneously?

Accepted Answer

Visible moisture and temperatures at or below 0°C

Answer

Structural icing forms when an aircraft passes through visible moisture (clouds, rain, drizzle) with surface temperatures at or below freezing.

CGI - Certified Ground Instructor Practice Test

CGI - Certified Ground Instructor Practice Test

CGI Weather & Meteorology 3