Air & Wind Quiz

84 Questions | Total Attempts: 741

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Air & Wind Quiz - Quiz

Air is a mixture of gaseous substances that make up the atmosphere whereas wind is air in motion. Anemology is the study of winds. It helps one to get knowledge of the winds, its movement and effects. The quiz below will test how much know about winds and help expand your knowledge.


Questions and Answers
  • 1. 
    Which of the following change of state of water absorbs energy? 
    • A. 

      Evaporation

    • B. 

      Condensation

    • C. 

      Freezing

    • D. 

      Deposition

    • E. 

      Albedo

  • 2. 
    Which of the following is the primary control of how much water vapor the air can hold? 
    • A. 

      Number of particles present

    • B. 

      Temperature of the air

    • C. 

      Specific heat of water

    • D. 

      Amount of dry gases present

  • 3. 
    When the relative humidity is 100 percent: 
    • A. 

      The absolute humidity is greater than the relative humidity

    • B. 

      The air is saturated

    • C. 

      Evaporation begins

    • D. 

      The mixing ration is equal to the relative humidity

    • E. 

      The absolute humidity is equal to the relative humidity

  • 4. 
    Which of the following would cause relative humidity to increase?
    • A. 

      Adiabatic warming of the air

    • B. 

      Cooling the air

    • C. 

      Removing water vapor from the air

    • D. 

      Decreasing the mixing ratio

  • 5. 
    During a clear, calm day, the relative humidity would tend to ____ from sunrise to early afternoon? 
    • A. 

      Increase

    • B. 

      Decrease

    • C. 

      Remain Constant

    • D. 

      It is impossible to determine

  • 6. 
    In which of the following situations is the amount of water vapor in the atmosphere the highest?
    • A. 

      When the relative humidity is 50%

    • B. 

      When the relative humidity is 70%

    • C. 

      When the relative humidity is 90%

    • D. 

      We cannot tell without knowing the temperature in each situation

    • E. 

      The amount of water vapor in the atmosphere is the same for all of these situations

  • 7. 
    What is the temperature to which a parcel of air would need to be cooled to reach saturation? 
    • A. 

      Freezing point

    • B. 

      Wet-bulb temperature

    • C. 

      Dew-point temperature

    • D. 

      Air temperature

  • 8. 
    What kind of weather conditions prevail when a large difference exists between the dry- and wet-bulb temperature readings? 
    • A. 

      Dry

    • B. 

      Hot

    • C. 

      Cold

    • D. 

      Humid

    • E. 

      Only b and d

  • 9. 
    Adiabatic temperature changes occur as a result of: 
    • A. 

      The addition or removal of heat energy to an air parcel from the surrounding atmosphere

    • B. 

      Changes in the humidity of the air parcel with the surrounding atmosphere

    • C. 

      A rising parcel of air cooling through expansion or a sinking parcel warming through compression

    • D. 

      Heating from the surface of the Earth

  • 10. 
    The wet adiabatic lapse rate is different from the dry adiabatic lapse rate because: 
    • A. 

      An air parcel expands more rapidly when saturated.

    • B. 

      Latent heat is released inside an air parcel of rising saturated air.

    • C. 

      Saturated air is always unstable.

    • D. 

      Unsaturated air is always unstable.

  • 11. 
    The most important process of cloud formation in the atmosphere is cooling by: 
    • A. 

      Contact with a cold surface

    • B. 

      The release of latent heat

    • C. 

      The compression of air

    • D. 

      The loss of radiation

    • E. 

      The expansion of air

  • 12. 
    The stability of an air layer referee to its: 
    • A. 

      Mass of water vapor

    • B. 

      Tendency to remain in its original position or to rise

    • C. 

      Air pressure

    • D. 

      Temperature

    • E. 

      Density

  • 13. 
    When temperature increases with altitude rather than decreasing, this is called 
    • A. 

      Conditionally unstable

    • B. 

      Temperature invasion

    • C. 

      Orographic lifting

    • D. 

      Subsidence

  • 14. 
    Rain shadow deserts are typically associated with 
    • A. 

      The leeward sides of mountains

    • B. 

      Orographic lifting

    • C. 

      Adiabatic warming

    • D. 

      All of the above

  • 15. 
    Clouds are classified and named according to their height and: 
    • A. 

      Temperature

    • B. 

      Water Content

    • C. 

      Cloud Droplet size

    • D. 

      Form

    • E. 

      Amount of precipitation reduced

  • 16. 
    Which of the following are sources of cloud condensation nuclei? 
    • A. 

      Dust storms

    • B. 

      Volcanic Eruptions

    • C. 

      Pollen

    • D. 

      Forest Fires

    • E. 

      All of the above

  • 17. 
    5.3 Which of the following cloud types would be LEAST likely to have precipitation associated with it? 
    • A. 

      Cumulonimbus

    • B. 

      Nimbostratus

    • C. 

      Cirrus

    • D. 

      Stratus

  • 18. 
    A Sun or a Moon halo forms around which type of cloud? 
    • A. 

      Cirrostratus

    • B. 

      Cumulonimbus

    • C. 

      Altostratus

    • D. 

      Cirrus

  • 19. 
    You observe a cloud at an altitude of 10,000 feet. This cloud name would have the prefix: 
    • A. 

      Alto

    • B. 

      Cirro

    • C. 

      Strato

    • D. 

      Medial

    • E. 

      Nimbo

  • 20. 
    The cloud type that is best described as sheets or layers that cover much or all of the sky is termed: 
    • A. 

      Cumulus

    • B. 

      Stratus

    • C. 

      Cirrocumulus

    • D. 

      Cirrus

  • 21. 
    This word indicates that a cloud is a rain producer: 
    • A. 

      Lenticular

    • B. 

      Alto

    • C. 

      Nimbus

    • D. 

      Cumulus

    • E. 

      Cirro

  • 22. 
    Thunder and lightning are associated with which type of clouds? 
    • A. 

      Cirrostratus

    • B. 

      Cumulonimbus

    • C. 

      Altostratus

    • D. 

      Cirrus

    • E. 

      Stratus

  • 23. 
    Which association is correct? 
    • A. 

      Low cloud-stratus

    • B. 

      Middle cloud- cirrus

    • C. 

      Vertical Cloud- nimbostratus

    • D. 

      High cloud - altostratus

    • E. 

      Low cloud- cirrostratus

  • 24. 
    Where are lenticular clouds most likely to form? 
    • A. 

      Over oceans

    • B. 

      Along Coastlines

    • C. 

      To the lee of mountains

    • D. 

      In desert regions

    • E. 

      Downwind of lakes

  • 25. 
    Which type of fog occurs during nights when skies are clear and relative humidity is high? 
    • A. 

      Steam fog

    • B. 

      Advection fog

    • C. 

      Radiation fog

    • D. 

      Precipitation fog

    • E. 

      Upslope fog

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