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Oceanography Exam 2

Created by kendawyels

ch 8

  1.  
    Most ocean waves form as a result of ________.
    A. winds blowing across the ocean surface B. density differences between water layers C. Earth's rotation D. landslides E. seismic events
  2.  
    An internal wave might form ________.
    A. at the boundary between the ocean and the seafloor B. close to shore as it moves into shallow water C. only as a result of tidal activity D. at the boundary between the atmosphere and the ocean E. at a density boundary within the ocean
  3.  
    Water waves are ________.
    A. orbital waves B. capillary waves C. refracted waves D. transverse waves E. longitudinal waves
  4.  
    The ratio of wave height to wavelength is called the ________.
    A. wave height B. frequency C. wave steepness D. period E. wavelength
  5.  
    The time between two successive waves is called the ________.
    A. period B. trough C. crest D. frequency E. height
  6.  
    The circular motion of water molecules extends to a depth that is equal to ________.
    A. wavelength/wave height B. wavelength/2 C. wavelength/20 D. wave height/wavelength
  7.  
    The diameter of a wave orbital at the surface is equal to ________.
    A. wave height B. wavelength C. wavelength/wave period D. wave period E. wave height/wavelength
  8.  
    A deep-water wave occurs when the water depth is equal to at least ________.
    A. wave height B. wavelength C. 1/20 of the wavelength D. the fetch E. 1/2 of the wavelength
  9.  
    The speed of a deep-water wave is proportional to ________.
    A. wave height B. wavelength C. water depth D. wave frequency E. wave speed or celerity
  10.  
    The speed of a shallow-water wave is proportional to ________.
    A. wavelength B. water depth C. wave frequency D. wave height E. wave period
  11.  
    The height of a wave depends upon ________.
    A. fetch and wind speed B. fetch, wind duration, and wind speed C. wind duration and wind speed D. fetch E. wind duration
  12.  
    The fetch refers to ________.
    A. the distance over which the wind blows without interruption B. a method of shoreline erosion control C. the distance between the trough of a wave and the still water level D. the circular pattern made by water particles when a wave passes
  13.  
    Waves that are moving faster than local wind and are sorted out by wavelength are called ________.
    A. swell B. surf C. wind waves D. constructive waves
  14.  
    Constructive interference results in larger waves whereas destructive interference produces ________.
    A. rouge waves B. capillary waves C. smaller waves D. tsunamis E. swells
  15.  
    As a wave begins to feel bottom near a shoreline, its wave height ________.
    A. increases and its wavelength remains the same B. decreases and its wavelength increases C. increases and its wavelength decreases D. increases and its frequency decreases E. decreases and its steepness decreases
  16.  
    Waves in the surf zone begin to behave like shallow-water waves when ________.
    A. water depth = wavelength/20 B. distance from shore < wavelength C. water depth = wave height D. steepness = 1:7 E. wavelength < wave height
  17.  
    Waves converge on headlands due to ________.
    A. constructive interference B. wave refraction C. wave diffraction D. destructive interference E. wave reflection
  18.  
    Which of the following, from earliest to latest, represents the typical wave formation?
    A. Sea, swell, surf B. Surf, swell, sea C. Swell, sea, surf D. Sea, surf, swell E. Surf, sea, swell
  19.  
    A tsunami may result from ________.
    A. a storm surge B. tectonic activity on the seafloor C. constructive wave interference D. a large deep-water wave E. an intense storm
  20.  
    Based on the graph, a deep-water wave with a period of 16 seconds should have a speed of ________ meters per second and a wavelength of ________ meters.
    A. 22.0; 300 B. 25.0; 400 C. 27.0; 500 D. 18.0; 200
Answer Key
Hide Answer Key

Oceanography Exam 2 (Answer Key)

Created by kendawyels

ch 8

  1.  
    Most ocean waves form as a result of ________.
    A. winds blowing across the ocean surface B. density differences between water layers C. Earth's rotation D. landslides E. seismic events
  2.  
    An internal wave might form ________.
    A. at the boundary between the ocean and the seafloor B. close to shore as it moves into shallow water C. only as a result of tidal activity D. at the boundary between the atmosphere and the ocean E. at a density boundary within the ocean
  3.  
    Water waves are ________.
    A. orbital waves B. capillary waves C. refracted waves D. transverse waves E. longitudinal waves
  4.  
    The ratio of wave height to wavelength is called the ________.
    A. wave height B. frequency C. wave steepness D. period E. wavelength
  5.  
    The time between two successive waves is called the ________.
    A. period B. trough C. crest D. frequency E. height
  6.  
    The circular motion of water molecules extends to a depth that is equal to ________.
    A. wavelength/wave height B. wavelength/2 C. wavelength/20 D. wave height/wavelength
  7.  
    The diameter of a wave orbital at the surface is equal to ________.
    A. wave height B. wavelength C. wavelength/wave period D. wave period E. wave height/wavelength
  8.  
    A deep-water wave occurs when the water depth is equal to at least ________.
    A. wave height B. wavelength C. 1/20 of the wavelength D. the fetch E. 1/2 of the wavelength
  9.  
    The speed of a deep-water wave is proportional to ________.
    A. wave height B. wavelength C. water depth D. wave frequency E. wave speed or celerity
  10.  
    The speed of a shallow-water wave is proportional to ________.
    A. wavelength B. water depth C. wave frequency D. wave height E. wave period
  11.  
    The height of a wave depends upon ________.
    A. fetch and wind speed B. fetch, wind duration, and wind speed C. wind duration and wind speed D. fetch E. wind duration
  12.  
    The fetch refers to ________.
    A. the distance over which the wind blows without interruption B. a method of shoreline erosion control C. the distance between the trough of a wave and the still water level D. the circular pattern made by water particles when a wave passes
  13.  
    Waves that are moving faster than local wind and are sorted out by wavelength are called ________.
    A. swell B. surf C. wind waves D. constructive waves
  14.  
    Constructive interference results in larger waves whereas destructive interference produces ________.
    A. rouge waves B. capillary waves C. smaller waves D. tsunamis E. swells
  15.  
    As a wave begins to feel bottom near a shoreline, its wave height ________.
    A. increases and its wavelength remains the same B. decreases and its wavelength increases C. increases and its wavelength decreases D. increases and its frequency decreases E. decreases and its steepness decreases
  16.  
    Waves in the surf zone begin to behave like shallow-water waves when ________.
    A. water depth = wavelength/20 B. distance from shore < wavelength C. water depth = wave height D. steepness = 1:7 E. wavelength < wave height
  17.  
    Waves converge on headlands due to ________.
    A. constructive interference B. wave refraction C. wave diffraction D. destructive interference E. wave reflection
  18.  
    Which of the following, from earliest to latest, represents the typical wave formation?
    A. Sea, swell, surf B. Surf, swell, sea C. Swell, sea, surf D. Sea, surf, swell E. Surf, sea, swell
  19.  
    A tsunami may result from ________.
    A. a storm surge B. tectonic activity on the seafloor C. constructive wave interference D. a large deep-water wave E. an intense storm
  20.  
    Based on the graph, a deep-water wave with a period of 16 seconds should have a speed of ________ meters per second and a wavelength of ________ meters.
    A. 22.0; 300 B. 25.0; 400 C. 27.0; 500 D. 18.0; 200

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