Chapter 11 Flashcards
Which of the following comparisons between air at sea level and at the top of Mount Everest is False?
a: the relative amount of oxygen as a fraction of air is lower at the top
b: the pressure of oxygen is lower at the top
c: the air temperature is generally lower at the top
d: the pressure of nitrogen is lower at the top
a: the relative amount of oxygen as a fraction of air is lower at the top
Pacal demonstrated the pressure decreased with height by
a calculating the rate of spread of continental plates
b: recording sunspot activity
c: deploying a radiosonde and using a GPS
d: Using observation of clouds from satellite
e: having climbers ascend a steep mountain with a mercury barometer
f: Using a mercury thermometer
e: having climbers ascend a steep mountain with a mercury barometer
Although there a different mechanisms involved, clouds generally form when:
a: the greenhouse effect is maximum
b: frost is formed
c: air is warmed
d: air is lifted
e: water vapor is added by evaporation
d: air is lifted
Which statement best explains why 50% of the atmosphere is below 5.5km and 99% is below 32%
A: greenhouse effect is due to water vapor, carbon dioxide, and other trace gases
b: air is compressible
c: air acts like water
d the earths surface is at sea level
b: air is compressible
If a parcel of hot air rises adiabatically, which of the following statements is false?
A: The temperature of the air decreases
b: the relative humidity of the air increases
c: the total amount of heat in the parcel of air decreases
d: The pressure decreases
c: the total amount of heat in the parcel of air decreases
Which of the following gases acts as a very efficient atmospheric blind in the short wavelength, ultraviolet portion of the electromagnetic spectrum?
a: water vapor
b: stratospheric ozone (O3)
c: methane
d: Carbon dioxide
b: stratospheric ozone (O3)
Which of the following processes is responsible for the blue colour of the sky?
a: adiabatic cooling
b: the greenhouse gases effect
c: Rayleigh Scattering
d Mie scattering
c: Rayleigh Scattering
Cirrus clouds often lead to precipitation
A: True
B: False
A: True
Which process is responsible currently for most of the water vapor that enters the atmosphere?
A: Latent heat release
b: saturation
c: gases from volcanoes
d: evaporation
d: evaporation
Why are clouds one of the great sources of uncertainty for understanding the global climate?
A clouds can both warm and cool the earth’s surface
b: clouds can only cool earth
c: clouds can form precipitation
d: some areas of the earth have no clouds
A clouds can both warm and cool the earth’s surface
When a parcel of air descends according to the dry adiabatic lapse rate, which is true?
a: the temp. decreases
b: the total amount of heat in the parcel increases
c: clouds are formed
d: the relative humidity decreases
d: the relative humidity decreases
A mercury barometer is read by
a: measuring the weight
b: measuring the strength of the vacuum
c: the weight of the reservoir
d: measuring the height of the column of mercury relative to the surface of the reservoir
d:measuring the height of the column of mercury relative to the surface of the reservoir
Particles in the atmosphere can both scatter and absorb sunlight.
true
false
true
teh secondary atmosphere of the earth was comprised mainly of
a: oxygen and carbon dioxide
b: nitrogen and helium
c: argon
d: volcanic gases
d: volcanic gases
The atmosphere does not absorb an incoming radiation from the sun
true
false
false
which of the following is false?
a: a kilogram of water at 10 degrees has more heat than a kg of ice
b: a kilogram of water at 10 degrees and a kg of iron at 10 degrees have the same kinetic energy
c: a kilogram of water at 10 degrees and 2 kgs of iron at 10 degrees have the same kinetic energy
d: a kilogram of water at 10 degrees and a kg of ice at 0 degrees have the same amount of heat
d:a kilogram of water at 10 degrees and a kg of ice at 0 degrees have the same amount of heat
If clouds are comprised of water droplets, how do they remain suspended in the atmosphere?
a: the cloud droplets are so small that the air turbulence keeps them suspended
b: water is less dense than air
c: clouds only appear suspended
d: constant updraft of warm air is necessary
a: the cloud droplets are so small that the air turbulence keeps them suspended
The melting of ice to form water releases heat
true
false
false
if the temperature of a parcel of air increase and the no water is added to the parcel, the saturation pressure also increases
true
false
true
Density lifting occurs when warm, low-density air lowers convectively and displaces cooler, denser air.
true
false
false
One of the four thermal layers of the atmosphere, which extends from the surface of Earth to variable altitudes of 10 to 16 km
Troposhere
The ratio of the vapor pressure in a sample of air to the saturation vapor pressure at the same temperature, expresses as a percentage
relative humidity
The visible-light portion of the spectrum that is transmitted easily through the atmosphere
atmospheric window
The visible-light portion of the spectrum that is absorbed and will not pass through the atmosphere
Atmospheric Blind
One of the four thermal layers of the atmosphere, lying above the troposphere and reaching a maximum of about 50km.
Strarosphere
Puffy, globular, indiviudal clouds that form when hot, humid air rises convectively and reaches a level of condensation.
Cumulus Clouds
Uniform dull gray clouds with the cloud base less than two km above sea level
Stratus Clouds
Fine, wispy or feathery clouds formed high in the troposphere, and composed entirely of ice crystals,
Cirrus Clouds
A tiny liquid droplet or tiny solid particle so small it remains suspended in air
a: dew point
b: aerosol
c: absorption
d mesophere
b: aerosol
The mixture of gasses, predominantly nitrogen, oxygen, carbon dioxide, and water vapor that surrounds the Earth
a stratosphere
b atmosphere
c mesosphere
d Troposphere
b atmosphere
The invisible, odorless mixture of gasses and suspended particles that surrounds the Earth
a: Air
b: Pause
c: Atmospheric Window
d: Atmospheric Blind
a: Air
The temperature at which the relative humidity reaches 100 percent and condensation starts absorption
true or false
false it should be dew point
the stratosphere is One of the four thermal layers of the atmosphere, reaching out to about 500km
true or false
false should be the exosphere
a barometer is a device used to measure air pressure?
true or false
true
A reflection phenomenon that involves the dispersal of radiation in all directions by tiny particles, droplets, and gas molecules = Scattering
true or false
true
The formation of a more ordered liquid from a less ordered gas → Evaporation
true or false
false should be condensation
Aerosol
A tiny liquid droplet or tiny solid particle so small it remains suspended in air
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