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WorksheetsFISH 1523_June 16, 2022
Total questions: 10
Worksheet time: 5mins
Produces images by bouncing radio waves rather than sound waves off distant objects, but it cannot be used for bathymetry because water absorbs radio waves?
Multibeam SONAR
Radar / SEASAT
Side-scan SONAR
All of these
None of these
A category of sonar system that is used to efficiently create an image of large areas of the sea floor?
Radar / SEASAT
Multi-beam SONAR
SOLAR
All of these
None of these
A type of active sonar system used to map the seafloor and detect objects in the water column or along the seafloor.
Multi-beam SONAR
Side-scan SONAR
SEASAT
RADAR
Infrared Scanner
What do call the multiple physical sensors of the sonar device usually attached to the hulls of a ship that send and receive sound pulses that map the seafloor or detect other objects.
SONAR
SEASAT
Radar
Transducer array
None of these
SONAR stands for ____________________?
Sound Navigating Radar
Sea-Ocean Navigation and Reader
Sound Navigation Ranging
Solar Navigation Reader
Single One and Not on A Relationship (SONAR)
An old techniques in determining bathymetry in which ships had to go out and make manual soundings with lines and lead weights, they ran transect lines of the coast with early sonar and plotted them on navigational charts.
Planimeter
Sounding line
Transect Method
Contour Line Map
Never mind
The following are a description and use of a Bathymetric Charts, except for?
involves the production of ocean and sea maps based upon bathymetric data
represent the ocean depth as a function of geographical coordinates
typically produced to support safety or surface or sub-surface navigation
show seafloor relief or terrain as contour lines (called contours or isobaths)
None of these
Which of the following sequences is TRUE about seafloor?
Coastal plain - Continental shelf -Continental shelf -- shelf break - slope - rise - Ocean floor
Ocean floor- Coastal plain - Continental shelf -Continental shelf -- shelf break - slope - rise
Ocean floor- Coastal plain - Continental shelf -- shelf break - slope - rise - Continental shelf
Ocean floor- - shelf break - Coastal plain - Continental shelf - slope - rise - Continental shelf
None of these
It is a function of the plate tectonic processes shaping the earth’s surface.
Maps
Contour
Isobaths
Sea Floor topography
All of these
The study of the depth of the oceans and the topography of the sea floor?
Continental sea floor map
Ocean exploration
Tectonic plates movement
Sea floor spreading
Bathymetry
