Ch 18 1/2 Question Preview (ID: 1783)


Which term describes the conversion of a solid directly to a gas without passing through the liquid state
a) deposition
b) evaporation
c) condensation
d) sublimation

Which of the following refers to the enrgy that is stored or released during a change of state of water
a) caolric heat
b) evaporation heat
c) ultraviolet heat
d) latent heat

Air that has reached its water vapor capacity is siad to be
a) dry
b) unstable
c) saturated
d) unstable

What is true about relative humididty
a) It indicates how near the air is to saturation
b) It is the temperature to which a parcel of air would need to be cooled to reach saturation
c) It is the general term used to describe the amount of water vapor in the air
d) It indicates the actual quantity of water vapor in the air

Which of the following refers to the temperature to which air would have to be cooled to reach saturation
a) vapor
b) dew point
c) adiabatic rate
d) relative point

When two temperatures read nearly the same of a psychromoter, you can conclude that
a) your insturment reading is accurate
b) a change in temperature is likely
c) the dew point temperature is very low
d) the air has a relatively high humidity

If the water vapor content of air remains constant, loweeingg air temperature causes a(n)
a) decrease in relative humididty
b) increase in relative humididty
c) increase in evaporation
d) temperature inversion

When air expands or contracts, what type of temperatures does it experience?
a) volume
b) radiation
c) adiabatic
d) external

The wet adiabatic rate of cooling is less than the dry because
a) of the release of latent heat
b) of the dew point
c) wet air in unsaturated
d) dry air is less dense

Which of the following occurs when air is compressed
a) Air temperature rises
b) Air temperature cools
c) Air molecules move faster
d) Air temperature rises and air molecules move faster

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