Air & Wind Quiz

84 Questions | Total Attempts: 458

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Air & Wind 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. 
     Winds from the ______ were proposed to account for the prevailing westerlies at middle latitudes. 
    • A. 

      Hadley cell

    • B. 

      Ferrel cell

    • C. 

      Polar cell

    • D. 

      ITCZ

    • E. 

      Doldrums

  • 2. 
     When wind consistently blows more often from one direction than any other, this is called a: 
    • A. 

      Wind vane

    • B. 

      Wind rose

    • C. 

      Prevailing wind

    • D. 

      Trade wind

    • E. 

      Converging wind

  • 3. 
     What type of precipitation causes ice to form on surfaces as supercooled water makes contact with them? 
    • A. 

      Sleet

    • B. 

      Graupel

    • C. 

      Glaze

    • D. 

      Snow

    • E. 

      Hail

  • 4. 
     The collision-coalescence process occurs when the entire cloud is: 
    • A. 

      Below Freezing

    • B. 

      Above Freezing

    • C. 

      Raining

    • D. 

      Snowing

  • 5. 
     Buys Ballot’s law states that: 
    • A. 

      In the Northern Hemisphere, low pressure will be on your left if you stand with your back to the wind

    • B. 

      Winds higher than a few kilometers are called geostrophic

    • C. 

      Winds at Earth’s surface are frictionless

    • D. 

      Cyclonic flow must be opposite the direction of Earth’s rotation

  • 6. 
     An instrument used to measure wind speed is called a(n): 
    • A. 

      Anemometer

    • B. 

      Aneroid Barometer

    • C. 

      Thermograph

    • D. 

      Tachometer

    • E. 

      Hygrometer

  • 7. 
    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

  • 8. 
    With an increase in altitude, air pressure: 
    • A. 

      Increases at a constant rate

    • B. 

      Increases at a decreasing rate

    • C. 

      Decreases at a constant rate

    • D. 

      Decreases at a decreasing rate

    • E. 

      Decreases at an increasing rate

  • 9. 
    Winds are generated by the
    • A. 

      Coriolis force

    • B. 

      Pressure gradient force

    • C. 

      Friction force

    • D. 

      Centrifugal force

    • E. 

      Centripetal force

  • 10. 
    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

  • 11. 
    Which one do you like?
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 12. 
    Which one do you like?
    • A. 

      Option 1

    • B. 

      Option 2

    • C. 

      Option 3

    • D. 

      Option 4

  • 13. 
    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

  • 14. 
    Which of the following types of precipitation results when raindrops freeze before reaching the ground? 
    • A. 

      Rime

    • B. 

      Glaze

    • C. 

      Hail

    • D. 

      Sleet

    • E. 

      Snow

  • 15. 
    Which of the following scales of atmospheric motion is most accurate? 
    • A. 

      Microscale—Hurricanes

    • B. 

      Synoptic scale—Dust devils

    • C. 

      Mesoscale—Tornadoes

    • D. 

      Planetary scale—Lake breeze

    • E. 

      Macroscale—Santa Ana

  • 16. 
    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

  • 17. 
    Which of the following is NOT a form of intentional weather modification?
    • A. 

      Cloud seeding

    • B. 

      Fog Dispersal

    • C. 

      Frost prevention

    • D. 

      Hail suppression

    • E. 

      Urbanization

  • 18. 
    Which of the following is INCORRECT relative to air circulation? 
    • A. 

      Anticyclone—High pressure

    • B. 

      Cyclone—Low pressure

    • C. 

      Anticyclone—Clockwise circulation in the Southern Hemisphere

    • D. 

      Cyclone—Counterclockwise circulation in the Northern Hemisphere

  • 19. 
    Which of the following instruments is used to measure atmospheric pressure? 
    • A. 

      Anemometer

    • B. 

      Barometer

    • C. 

      Thermograph

    • D. 

      Tachometer

    • E. 

      Hygrometer

  • 20. 
    Which of the following instruments can be used to measure precipitation?
    • A. 

      Tipping-bucket gauge

    • B. 

      Anemometer

    • C. 

      Barograph

    • D. 

      Thermometer

    • E. 

      Bi-metal strip

  • 21. 
    Which of the following change of state of water absorbs energy? 
    • A. 

      Evaporation

    • B. 

      Condensation

    • C. 

      Freezing

    • D. 

      Deposition

    • E. 

      Albedo

  • 22. 
    Which of the following best describes supercooled water? 
    • A. 

      Part liquid and part solid

    • B. 

      A unique form of ice that only forms in clouds

    • C. 

      Liquid water at temperatures below 0'C

    • D. 

      Water with a slightly different chemical nature than ordinary water

    • E. 

      Produced from dry ice

  • 23. 
    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

  • 24. 
    Which association is correct? 
    • A. 

      Low cloud-stratus

    • B. 

      Middle cloud- cirrus

    • C. 

      Vertical Cloud- nimbostratus

    • D. 

      High cloud - altostratus

    • E. 

      Low cloud- cirrostratus

  • 25. 
    Where will you find heavy precipitation in all seasons? 
    • A. 

      Around the ITCZ

    • B. 

      Around 20° to 35° latitudes

    • C. 

      Wherever the Ferrel cell is

    • D. 

      At the poles

    • E. 

      Along the east coast of any continent