Science 908 lifepac test study guide
fathom
A measure of length, 6 feet.
desalination
A process of removing salt from ocean water
scuba
Cousteau and Gagnan
photosynthesis
Plants use the sun's energy to convert water and carbon dioxide into sugars
1937
Radar was developed
plankton
Victor Hansen
plankton
small plant organisms and animal organisms that float in water
One nautical mile per hour is equal to one knot.
true
There are only a few places on earth where the tidal range is sufficient to justify the building of dams.
true
DSRV-1
vehicle made 1st submerged mating with mother submarine
Seamounts
underwater mountains
The chemist on board the HMS Challenger during its historic voyage was __________.
J.Y. Buchanan
Tsunami are caused by movements of the ocean floor through _________, __________, or __________.
earthquake, turbidity currents, volcanic eruptions
Fish meal is consumed directly by people.
false
Hydrogen sulfide results from the oxygenation of sulfur.
false
Sediment thickness are much shallower in the Atlantic than in the Pacific.
false
Tidal bulges are caused by turbidity currents.
false
Yields of halibut have decreased significantly because of overexploitation.
false
tropic relationships
feeding relationships among organisms
The deepest ocean trench occurs near:
the Philippines
Higher surges of electrical power appear to attract fish and cause them to face toward the positive pole.
true
TRUE/FALSE One means for extracting the ocean's potential as a food source is to greatly increase the search in areas which have been underutilized to date.
true
The economic limit for embankment heights used in fish farming is 5 feet.
true
2 men who descended to the depth of 7 miles in the bathyscaphe Trieste:
1. Picard 2. Walsh
If a wavelength measures 16 feet across, what would be its depth in deep water?
8 feet
fish tag
C.G.J. Petersen
seismic refraction
a profiling technique useful for locating oil reserves on the ocean floor
The surface currents in the Northern Hemisphere flow in a __________ direction.
clockwise
