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IERW Weather Exam Questions with 100% Correct Answers | Rated A+

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IERW Weather Exam Questions with 100% Correct Answers | Rated A+ The primary cause of frontal weather is - The lifting of warm air by colder air The frontal inversion of any front always slopes over the (warm / cold) air and the precipitation associated with it normally occurs in the (warm / c...

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  • October 31, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • IERW
  • IERW
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©NINJANERD 2024/2025. YEAR PUBLISHED 2024.
IERW Weather Exam Questions with

100% Correct Answers | Rated A+


The primary cause of frontal weather is - ✔✔The lifting of warm air by

colder air

The frontal inversion of any front always slopes over the (warm / cold) air

and the precipitation associated with it normally occurs in the (warm / cold)

air - ✔✔COLD

COLD

The type of air masses often associated with fronts in the USA are

_______ and _____ - ✔✔Polar

Tropical

All fronts have temperature inversions (T/F) - ✔✔True

What four discontinuities (differences) must be present for the

meteorologist to draw a frontal symbol on the weather chart? -

✔✔Temperature change

Dewpoint change

Pressure change

,©NINJANERD 2024/2025. YEAR PUBLISHED 2024.
Wind shifts

Define a cold front - ✔✔Leading edge of an advancing mass of cold air

The average speed of a cold front is about ______ knots and the average

slope is _____________ - ✔✔25-35 knots

steep with a ratio of 1:80

Cold fronts are usually associated with (cumuliform / stratiform) clouds

which tend to produce a (narrow-band / wide-spread area) of clouds and

precipitation - ✔✔Cumuliform

narrow-band

In which direction does a cold front move? - ✔✔SE

The surface wind behind the cold is generally ____ and the surface wind

ahead of the cold front is typically _____ (direction) - ✔✔NW

SW

A severe line of thunderstorms, with destructive winds, possible hail and

CB clouds, are called ____ _____. They may form ahead of (slow / fast)

moving cold fronts - ✔✔Squall lines

Fast

What is the flight procedure in the vicinity of a cold front? - ✔✔Land and

wait

, ©NINJANERD 2024/2025. YEAR PUBLISHED 2024.
Define warm front - ✔✔The trailing edge of a retreating mass of cold air,

with warm air moving in behind the frontal symbol

The average slope of the warm front has a ratio of ___________, and

always slopes over the _________ air mass. - ✔✔1:200

cold

Warm fronts normally move TO the ______ - ✔✔NE

The surface wind behind a warm front generally blows FROM the _______

(direction) and the surface wind ahead of the warm front is usually FROM

the ______ (direction) - ✔✔SW

SE

What type of weather is usually associated with a stable warm front? -

✔✔A large area of ST, NS, AS clouds with rain and possible fog

Where would the weather associated with a stable warm front occur? -

✔✔Ahead of the warm front

What weather hazard should a pilot be aware of if the warm air being lifted

by a warm front is unstable? - ✔✔Embedded thunderstorms and/or CB

clouds

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