Wx 301 exam 3 Questions with
Correct Answers 100% PASS
Infrared satellite imagery senses ____. - CORRECT ANSWER-cloud top
temperature
In a black and white IR satellite image, land appears darker than the sea. This
means that the ____. - CORRECT ANSWER-land is warmer than the sea
One of the advantages of visible satellite imagery includes ____. - CORRECT
ANSWER-better resolution than IR images
A thunderstorm on satellite imagery would appear ____ on visible images and
____ on IR images. - CORRECT ANSWER-bright white, bright white
Satellite imagery enhancement assigns ____ certain colors to help visualize features
that are difficult to detect. - CORRECT ANSWER-temperatures or brightness
values
RADAR stands for ____. - CORRECT ANSWER-Radio detection and ranging
To pinpoint the location of a target (area of reflectivity), we need information
about ____. - CORRECT ANSWER-the target's range, elevation, and azimuth
,Radar reflectivity displayed on a horizontal map is called a ____. - CORRECT
ANSWER-a plan position indicator
Composite reflectivity is ____. - CORRECT ANSWER-the highest reflectivity at a
given location over different elevation scans
Between base reflectivity or composite reflectivity, which shows the stronger
reflectivity? - CORRECT ANSWER-composite
In a range-height indicator display, convective precipitation shows up as ____. -
CORRECT ANSWER-a tower-like area of high reflectivity
The Z-R relationship relates ____ to____. - CORRECT ANSWER-reflectivity,
rainfall rate
A bow echo on radar indicates ____. - CORRECT ANSWER-strong, potentially
damaging winds
A Doppler radar measures precipitation rate and ____. - CORRECT ANSWER-
radial component of wind to or from the radar
Which has better resolution of reflectivity and more detail about precipitation type
and rates? - CORRECT ANSWER-Doppler radar (WSR-88D)
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
, Attenuation is a source of error caused by ____. - CORRECT ANSWER-strong
precipitation between the radar and a more distant area of precipitation that
reduces the signal from the distant area
Airborne radar has ____ attenuation than NWS WSR-88D radar. - CORRECT
ANSWER-more
Dual-polarization radar can provide more information about ____ and ____. -
CORRECT ANSWER-precipitation type and size, non precipitation scatterers
Globally, thunderstorms are most common ____. - CORRECT ANSWER-over
tropical land masses
For a thunderstorm to form, we need all of the following three conditions: -
CORRECT ANSWER-unstable air, a lifting mechanism and low-level moisture
Over tropical oceans away from tropical cyclones, most thunderstorms occur
____. - CORRECT ANSWER-just before dawn
An airmass thunderstorm has mostly updrafts and surface flow toward the storm
during the ____ stage. - CORRECT ANSWER-cumulus
Thunderstorms are most common over Iowa ____. - CORRECT ANSWER-
around sunset
In the United States, the highest thunderstorms frequency is during ____ over
____. - CORRECT ANSWER-summer, florida
Correct Answers 100% PASS
Infrared satellite imagery senses ____. - CORRECT ANSWER-cloud top
temperature
In a black and white IR satellite image, land appears darker than the sea. This
means that the ____. - CORRECT ANSWER-land is warmer than the sea
One of the advantages of visible satellite imagery includes ____. - CORRECT
ANSWER-better resolution than IR images
A thunderstorm on satellite imagery would appear ____ on visible images and
____ on IR images. - CORRECT ANSWER-bright white, bright white
Satellite imagery enhancement assigns ____ certain colors to help visualize features
that are difficult to detect. - CORRECT ANSWER-temperatures or brightness
values
RADAR stands for ____. - CORRECT ANSWER-Radio detection and ranging
To pinpoint the location of a target (area of reflectivity), we need information
about ____. - CORRECT ANSWER-the target's range, elevation, and azimuth
,Radar reflectivity displayed on a horizontal map is called a ____. - CORRECT
ANSWER-a plan position indicator
Composite reflectivity is ____. - CORRECT ANSWER-the highest reflectivity at a
given location over different elevation scans
Between base reflectivity or composite reflectivity, which shows the stronger
reflectivity? - CORRECT ANSWER-composite
In a range-height indicator display, convective precipitation shows up as ____. -
CORRECT ANSWER-a tower-like area of high reflectivity
The Z-R relationship relates ____ to____. - CORRECT ANSWER-reflectivity,
rainfall rate
A bow echo on radar indicates ____. - CORRECT ANSWER-strong, potentially
damaging winds
A Doppler radar measures precipitation rate and ____. - CORRECT ANSWER-
radial component of wind to or from the radar
Which has better resolution of reflectivity and more detail about precipitation type
and rates? - CORRECT ANSWER-Doppler radar (WSR-88D)
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
, Attenuation is a source of error caused by ____. - CORRECT ANSWER-strong
precipitation between the radar and a more distant area of precipitation that
reduces the signal from the distant area
Airborne radar has ____ attenuation than NWS WSR-88D radar. - CORRECT
ANSWER-more
Dual-polarization radar can provide more information about ____ and ____. -
CORRECT ANSWER-precipitation type and size, non precipitation scatterers
Globally, thunderstorms are most common ____. - CORRECT ANSWER-over
tropical land masses
For a thunderstorm to form, we need all of the following three conditions: -
CORRECT ANSWER-unstable air, a lifting mechanism and low-level moisture
Over tropical oceans away from tropical cyclones, most thunderstorms occur
____. - CORRECT ANSWER-just before dawn
An airmass thunderstorm has mostly updrafts and surface flow toward the storm
during the ____ stage. - CORRECT ANSWER-cumulus
Thunderstorms are most common over Iowa ____. - CORRECT ANSWER-
around sunset
In the United States, the highest thunderstorms frequency is during ____ over
____. - CORRECT ANSWER-summer, florida
