WX201 Prep Exam Questions with 100% Correct
Answers.
Your altimeter reads 18,000 feet, your barometer reads 500 hPa, and your air temperature
reads -10C. The pressure is less at 18,000 feet than at the surface because
there are fewer molecules above you
Most human-made impurities found in the atmosphere present a health and environmental
hazard. These are called ____.
pollutants
In the stratosphere, the air temperature normally:
decreases with increasing height.
The unit of pressure most commonly found on a surface weather map is ____.
millibars or hectopascals
The four thermal layers of the atmosphere from the surface up are:
troposphere, stratosphere, mesosphere, thermosphere
Which of the following is considered a variable gas in the earth's atmosphere?
pressure
The temperature of the tropopause ____.
is much colder than the temperature at Earth's surface
The earth's atmosphere is divided into layers based on the vertical profile of:
air temperature.
Earth's atmosphere is a relatively thin, gaseous envelope that comprises mostly ____ and
____, with small amounts of other gases.
nitrogen, oxygen
, In most of the world, temperature is recorded in ____.
degrees Celsius
Which of the following is considered a variable gas in the earth's atmosphere?
water vapor
The ability or capacity to do work on some form of matter is called ____.
energy
Earth emits radiation with greatest intensity at ____.
infrared wavelengths
The greenhouse effect is gasses in the atmosphere:
trapping outgoing infrared radiation
The sun emits its greatest intensity of radiation in ____.
the visible portion of the spectrum
The heat energy that is released when water vapor changes to liquid water is called the
latent heat
Sunlight that bounces off a surface is said to be ____ from the surface.
reflected
The only transfer of energy that can take place in a vacuum (i.e., no intervening matter is
required) is known as
electromagnetic radiation (EMR)
Heat is energy in the process of being transferred from:
hot objects to cold objects
The three ways to transfer heat are:
convection, conduction, radiation
Answers.
Your altimeter reads 18,000 feet, your barometer reads 500 hPa, and your air temperature
reads -10C. The pressure is less at 18,000 feet than at the surface because
there are fewer molecules above you
Most human-made impurities found in the atmosphere present a health and environmental
hazard. These are called ____.
pollutants
In the stratosphere, the air temperature normally:
decreases with increasing height.
The unit of pressure most commonly found on a surface weather map is ____.
millibars or hectopascals
The four thermal layers of the atmosphere from the surface up are:
troposphere, stratosphere, mesosphere, thermosphere
Which of the following is considered a variable gas in the earth's atmosphere?
pressure
The temperature of the tropopause ____.
is much colder than the temperature at Earth's surface
The earth's atmosphere is divided into layers based on the vertical profile of:
air temperature.
Earth's atmosphere is a relatively thin, gaseous envelope that comprises mostly ____ and
____, with small amounts of other gases.
nitrogen, oxygen
, In most of the world, temperature is recorded in ____.
degrees Celsius
Which of the following is considered a variable gas in the earth's atmosphere?
water vapor
The ability or capacity to do work on some form of matter is called ____.
energy
Earth emits radiation with greatest intensity at ____.
infrared wavelengths
The greenhouse effect is gasses in the atmosphere:
trapping outgoing infrared radiation
The sun emits its greatest intensity of radiation in ____.
the visible portion of the spectrum
The heat energy that is released when water vapor changes to liquid water is called the
latent heat
Sunlight that bounces off a surface is said to be ____ from the surface.
reflected
The only transfer of energy that can take place in a vacuum (i.e., no intervening matter is
required) is known as
electromagnetic radiation (EMR)
Heat is energy in the process of being transferred from:
hot objects to cold objects
The three ways to transfer heat are:
convection, conduction, radiation
