Weather Final Practice Quiz (Exam 1)

47 Questions | Total Attempts: 129

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Weather Quizzes & Trivia

Quiz of previous exam questions that may possibly be on the final - trying to memorize the answers.  


Questions and Answers
  • 1. 
    On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?
    • A. 

      70%

    • B. 

      30%

    • C. 

      15%

    • D. 

      5%

    • E. 

      50%

  • 2. 
    A supercooled cloud droplet refers to a droplet whose temperature is below
    • A. 

      +10 degrees c

    • B. 

      -20 degrees c

    • C. 

      0 degrees c

    • D. 

      -40 degrees c

    • E. 

      -10 degrees c

  • 3. 
    During the ice crystal process of rain formation
    • A. 

      The cloud must be a cumuliform cloud

    • B. 

      Only ice crystals need to be present in a cloud

    • C. 

      The temperature in the cloud must be -40 degrees or below

    • D. 

      Ice crystals grow larger at the expense of surrounding liquid cloud droplets

  • 4. 
    A rising parcel of air that does not exchange heat with its surroundings is referred to as
    • A. 

      Forced lifting

    • B. 

      An adiabatic process

    • C. 

      Isothermal ascent

    • D. 

      Advection

  • 5. 
    A temperature of 27 degrees c would be equal to what temperature on the Kelvin scale?
    • A. 

      300k

    • B. 

      0k

    • C. 

      100k

    • D. 

      27k

    • E. 

      270k

  • 6. 
    The flat top of a thunderstorm about 30,000 feet or 10km high would mark the top of the
    • A. 

      Atmosphere

    • B. 

      Troposphere

    • C. 

      Mesosphere

    • D. 

      Stratosphere

  • 7. 
    The growth of a precipitation particle by the collision of an ice crystal (or snowflake) with a supercooled liquid droplet is called
    • A. 

      Accretion

    • B. 

      Condensation

    • C. 

      Spontaneous nucleation

    • D. 

      Deposition

  • 8. 
    If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will ______ and the relative humidity of this air will ______
    • A. 

      Decrease, decrease

    • B. 

      Increase, decrease

    • C. 

      Increase, increase

    • D. 

      Decrease, increase

  • 9. 
    Which of the following is considered a variable gas in the earth's atmosphere?
    • A. 

      Nitrogen

    • B. 

      Oxygen

    • C. 

      Carbon dioxide

    • D. 

      Argon

    • E. 

      All of the above

  • 10. 
    In clear weather the air next to the ground is usually ______ than the air above during the night , and _______ than the air above during the day
    • A. 

      Warmer, warmer

    • B. 

      Warmer, colder

    • C. 

      Colder, colder

    • D. 

      Colder, warmer

  • 11. 
    The earth's radiation is often referred to as _______ radiation, while the sun's radiation is often referred to as _______ radiation
    • A. 

      Longwave, shortwave

    • B. 

      Shortwave, shortwave

    • C. 

      Shortwave, longwave

    • D. 

      Longwave, longwave

  • 12. 
    When the air temperature increases, the saturation vapor pressure will
    • A. 

      Increase

    • B. 

      Vary over an increasingly broad range of values

    • C. 

      Decrease

    • D. 

      Remain the same

  • 13. 
    Which of the following is generally true at night?
    • A. 

      The earth emits and absorbs energy at equal rates

    • B. 

      The earth does not absorb any energy

    • C. 

      The earth does not emit any energy

    • D. 

      The earth emits more energy than it absorbs

  • 14. 
    The amount of forced exerted over an area of surface is called
    • A. 

      Temperature

    • B. 

      Density

    • C. 

      Weight

    • D. 

      Pressure

  • 15. 
    In a volume of air near the earth's surface, _______ occupies 78%, and _____ nearly 21%
    • A. 

      Hydrogen, helium

    • B. 

      Hydrogen, oxygen

    • C. 

      Nitrogen, water vapor

    • D. 

      Nitrogen, oxygen

    • E. 

      Oxygen, hydrogen

  • 16. 
    The rate at which the temperature changes inside a rising (or descending) parcel of saturated air is called
    • A. 

      The environmental lapse rate

    • B. 

      The latent heat release rate

    • C. 

      The moist adiabatic lapse rate

    • D. 

      The dry adiabatic lapse rate

  • 17. 
    If an air parcel initially has a temperature of 20 degrees c, what is the temperature of the parcel after lifting it a distance of 2 kilometers at the dry adiabatic rate?
    • A. 

      15 degrees c

    • B. 

      40 degrees c

    • C. 

      -5 degrees c

    • D. 

      20 degrees c

    • E. 

      0 degrees c

  • 18. 
    The collision and coalescence precipitation process involves
    • A. 

      Droplets of various sizes

    • B. 

      Condensation nucli and ice nucli

    • C. 

      Condensation nucli and ice crystals

    • D. 

      Ice crystals and supercooled droplets

  • 19. 
    Cloud condensation nuclei are classified as 
    • A. 

      Greenhouse gases

    • B. 

      Fog

    • C. 

      Noble gases

    • D. 

      Aerosols

  • 20. 
    The nitrogen gas (N2) in the atmosphere is removed by
    • A. 

      A process involving soil bacteria

    • B. 

      None of these

    • C. 

      Plant photosynthesis

    • D. 

      Decaying organic matter

  • 21. 
    If the environmental lapse rate is 8 degrees c per kilometer and the moist adiabatic rate is 6 degrees per kilometer, the atmosphere is
    • A. 

      Stable

    • B. 

      Neutral

    • C. 

      Unstable

  • 22. 
    The process of condensation and freezing
    • A. 

      Do not affect the temperature of their surroundings

    • B. 

      Both release sensible heat into the environment

    • C. 

      Both absorb sensible heat from the environment

    • D. 

      Do not involve energy transport

  • 23. 
    At any given time, the atmosphere contains the equivalent of _____ globally distributed precipitation
    • A. 

      40 inches (101.6 cm)

    • B. 

      4 inches (10.2 cm)

    • C. 

      1 inch (2.5 cm)

    • D. 

      2 inches (5.1 cm)

    • E. 

      20 inches (50.8 cm)

  • 24. 
    Incoming solar radiation in middle latitudes is less in winter than in summer because
    • A. 

      The cold dense air lowers the intensity of the sun's rays

    • B. 

      The sun's rays slant more and spread their energy over a larger area

    • C. 

      There is a decrease in carbon dioxide levels in the atmosphere

    • D. 

      The earth is furthest from the sun

  • 25. 
    Although the polar regions radiate away more heat energy than they receive by insolation in the course of a year, they are prevented from becoming progressively colder each year by the
    • A. 

      Conduction of heat through the interior of the earth

    • B. 

      Concentration of earth's magnetic field lines at the poles

    • C. 

      Release of latent heat to the atmosphere when polar ice melts

    • D. 

      Circulation of heat by the atmosphere and oceans

    • E. 

      The insulating properties of snow