FREE AND STUDY GAMES ABOUT WEATHER CH 06 EXAM

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FREE AND STUDY GAMES ABOUT WEATHER CH 06 EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -23 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: As a clear parcel of air ascends dry adiabatically,

Answer:

All of the above are correct.Question 2: If the mixing ratio of a parcel of air is 6 grams per kilogram and the relative humidity is 25 percent, the saturation mixing ratio is ______ grams per kilogram.

Answer:

None of these is correct.

Question 3: As an aircraft ascends within the troposphere, the external

Answer:

None of the above is correct.

Question 4: In an isothermal temperature profile, the air temperature

Answer:

does not change with altitude.

Question 5: If a saturated (cloudy) air parcel is heated (say by absorption of radiation), its relative humidity ______.

Answer:

decreases Question 6: The maximum pressure that water vapor molecules could exert if the air were saturated is called the

Answer:

saturation vapor pressure.Question 7: Clouds are ______ to develop if a radiosonde sounding indicates unstable air.

Answer:

more likely

Question 8: Air mass advection ______ change the relative humidity.

Answer:

can Question 9: The greatest amount of latent heat is absorbed from the environment when

Answer:

ice changes directly to vapor.

Question 10: Evaporation is to condensation as deposition is to ______.

Answer:

sublimation Question 11: ______, annual precipitation is greater than annual evapotranspiration.

Answer:

On the continents

Question 12: The saturation vapor pressure ______ with rising air temperature.

Answer:

increases

Question 13: A relatively warm surface tends to ______ the overlying air.

Answer:

destabilize Question 14: As the temperature of a saturated (cloudy) air parcel falls, its relative humidity

______.

Answer:

does not change Question 15: A lapse rate of ______ Celsius degrees per 1000 meters is stable for clear air and unstable for cloudy air.

Answer:

7

Question 16: ______ air tends to suppress convection.

Answer:

Stable

Question 17: Conditional stability indicates that an air layer is

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unstable for cloudy and stable for clear air parcels.Question 18: All of the following soundings (temperature profiles) always indicate stable atmospheric conditions with the exception of

Answer:

a drop of temperature with altitude.Question 19: If the air temperature drops with altitude such that the actual lapse rate (sounding) is 7 Fahrenheit degrees per 1000 feet, the air layer is ______ for saturated (cloudy) air parcels and ______ for unsaturated (clear) air parcels.

Answer:

unstable...............unstable

Question 20: If the temperature of an unsaturated (clear) air parcel does not change while its mixing ratio increases, the density of the parcel ______.

Answer:

decreases Question 21: Two equal volumes of air at the same temperature and pressure have different amounts of water vapor in them. The air parcel with the higher relative humidity will

Answer:

contain the same number of molecules as the other parcel.

Question 22: Cumulus clouds are more likely to form over

Answer:

vegetated land surface in summer.

Question 23: Sublimation is to deposition as evaporation is to ______.

Answer:

condensation