WX 201 FINAL EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
The most abundant gases in Earth's atmosphere by volume are ____ and ____.
a) carbon dioxide, nitrogen
b) oxygen, water vapor
c) nitrogen, oxygen
d) oxygen, helium
e) oxygen, ozone - ANS c) nitrogen, oxygen
Which of the following is considered a variable gas in Earth's atmosphere?
a) water vapor
b) nitrogen
c) oxygen
d) argon
e) helium - ANS a) water vapor
The only substance near Earth's surface that is found naturally in the current atmosphere as a
solid, liquid, and a gas is ____.
a) carbon dioxide
b) water
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,c) molecular oxygen
d) ozone
e) carbon - ANS b) water
Which weather element always decreases as we climb upward in the atmosphere?
a) wind
b) temperature
c) pressure
d) moisture
e) dew point - ANS c) pressure
Within which layers of the atmosphere will temperature always increase with increasing
height?
a) Stratosphere and Thermosphere.
b) Troposphere and Stratosphere.
c) Stratosphere and Mesosphere.
d) Troposphere and Mesosphere.
e) Mesosphere and Thermosphere. - ANS a) Stratosphere and Thermosphere
Almost all of Earth's "weather" occurs in the _____.
a) exosphere
b) stratosphere
c) mesosphere
d) thermosphere
e) troposphere - ANS e) troposphere
Ozone (O3) in the stratosphere has ____.
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,a) protected life from harmful ultraviolet rays
b) decreased in concentration by 30 percent
c) remained at about the same concentration from year to year
d) disappeared entirely
e) has doubled in concentration - ANS a) protected life from harmful ultraviolet rays
A temperature inversion is present when temperature decreases with increasing altitude.
a) True
b) False - ANS b) False
Which of the following is a statement of weather and not a statement of climate?
a) The average temperature for Daytona Beach in October is 73F.
b) In Daytona Beach, the temperature is currently 53F with light rain.
c) The average annual precipitation in Daytona Beach is 48 inches.
d) The average low temperature for Daytona Beach in January is 47F.
e) All of the above are statements of weather. - ANS b) In Daytona Beach, the temperature is
currently 53F with light rain.
The environmental lapse rate provides information on how the _________ changes with
altitude.
a) wind direction
b) wind speed
c) density
d) pressure
e) temperature - ANS e) temperature
Which measurement generally indicates the average speed and therefore the average kinetic
energy of air molecules?
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, a) pressure
b) temperature
c) density
d) heat
e) gravity - ANS b) temperature
The amount of heat energy required to bring about a change in temperature in a substance is
called the _____.
a) radiative equilibrium
b) dead heat
c) conduction heat
d) latent heat
e) heat capacity - ANS e) heat capacity
Convection is the vertical exchange of heat.
a) True
b) False - ANS a) True
The heat energy released by water during condensation is known as ________ heat.
a) specific
b) latent
c) conductive
d) radiative
e) convective - ANS b) latent
The type (wavelength) and amount of radiation that an object emits is determined by the
object's temperature.
a) True
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QUESTIONS AND ANSWERS 100% PASS
The most abundant gases in Earth's atmosphere by volume are ____ and ____.
a) carbon dioxide, nitrogen
b) oxygen, water vapor
c) nitrogen, oxygen
d) oxygen, helium
e) oxygen, ozone - ANS c) nitrogen, oxygen
Which of the following is considered a variable gas in Earth's atmosphere?
a) water vapor
b) nitrogen
c) oxygen
d) argon
e) helium - ANS a) water vapor
The only substance near Earth's surface that is found naturally in the current atmosphere as a
solid, liquid, and a gas is ____.
a) carbon dioxide
b) water
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,c) molecular oxygen
d) ozone
e) carbon - ANS b) water
Which weather element always decreases as we climb upward in the atmosphere?
a) wind
b) temperature
c) pressure
d) moisture
e) dew point - ANS c) pressure
Within which layers of the atmosphere will temperature always increase with increasing
height?
a) Stratosphere and Thermosphere.
b) Troposphere and Stratosphere.
c) Stratosphere and Mesosphere.
d) Troposphere and Mesosphere.
e) Mesosphere and Thermosphere. - ANS a) Stratosphere and Thermosphere
Almost all of Earth's "weather" occurs in the _____.
a) exosphere
b) stratosphere
c) mesosphere
d) thermosphere
e) troposphere - ANS e) troposphere
Ozone (O3) in the stratosphere has ____.
2 @COPYRIGHT 2025/2026.
,a) protected life from harmful ultraviolet rays
b) decreased in concentration by 30 percent
c) remained at about the same concentration from year to year
d) disappeared entirely
e) has doubled in concentration - ANS a) protected life from harmful ultraviolet rays
A temperature inversion is present when temperature decreases with increasing altitude.
a) True
b) False - ANS b) False
Which of the following is a statement of weather and not a statement of climate?
a) The average temperature for Daytona Beach in October is 73F.
b) In Daytona Beach, the temperature is currently 53F with light rain.
c) The average annual precipitation in Daytona Beach is 48 inches.
d) The average low temperature for Daytona Beach in January is 47F.
e) All of the above are statements of weather. - ANS b) In Daytona Beach, the temperature is
currently 53F with light rain.
The environmental lapse rate provides information on how the _________ changes with
altitude.
a) wind direction
b) wind speed
c) density
d) pressure
e) temperature - ANS e) temperature
Which measurement generally indicates the average speed and therefore the average kinetic
energy of air molecules?
3 @COPYRIGHT 2025/2026.
, a) pressure
b) temperature
c) density
d) heat
e) gravity - ANS b) temperature
The amount of heat energy required to bring about a change in temperature in a substance is
called the _____.
a) radiative equilibrium
b) dead heat
c) conduction heat
d) latent heat
e) heat capacity - ANS e) heat capacity
Convection is the vertical exchange of heat.
a) True
b) False - ANS a) True
The heat energy released by water during condensation is known as ________ heat.
a) specific
b) latent
c) conductive
d) radiative
e) convective - ANS b) latent
The type (wavelength) and amount of radiation that an object emits is determined by the
object's temperature.
a) True
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