Exam 1 – chem 1103 – Oceanography
Exam 1: Oct. 3, 2002
Exam 1 – CHEM 1103 – Oceanography
Oceanography is customarily divided into categories, which are:
Computational, experimental, field, theoretical
Tectonics, water characteristics, organisms, currents
Physical, geological, chemical, biological
Near surface, midwater, deep water, abyssal depths
Darwin was ship’s naturalist on board the:
Put the following three stages of oceanography into historical order: scientific method, navigation, descriptive.
Oldest/First Method _________________________
Second Method _________________________
Latest Method _________________________
Nansen made an important contribution to oceanography with his study of the ______ Ocean.
1,000,000 in scientific notation equals _________________.
Density is defined as the amount of _____________ per unit volume.
In the scientific method, _______________ are tested. If it fails the test, it is discarded. If it passes, it is tested further.
The earth’s core contains high concentrations of:
Lead and silver
Iron and nickel
Silicon and lead
Iron and copper
The boundary between the crust and the upper mantle is called the ____________.
(3 pts) The ocean basins can be subdivided into three broad, physiographic provinces: the _____________________, _____________________, and the ________________.
When the Earth was a molten mass, its elements and compounds separated from each other according to their _________________.
The asthenosphere is a portion of the:
Which of the following is not characteristic of the deep sea basins?
Which of the following are associated with active volcanoes and strong earthquakes?
Pressure is a ________________ per unit area (kg m-1 s-2).
(3 pts) Pressure is P = ____ ________ _________
where __________________ is __________________
_________________ is __________________
and __________________ is __________________
The circulation of winds in both hemispheres is arranged in the ________ cells.
Polar, Tropical, and Subtropical
Southwesterly, Northwesterly, and Southeasterly
Hadley, Ferrel, and Polar
Equatorial, Polar, and Latitudinal
Currents are named for the direction:
in which they are going
from which they are coming.
Winds are named for the direction:
in which they are going
from which they are coming.
Antarctic Bottom Water (AABW) is produced mainly at the surface of the ______ Seas.
East and West China
North and Bering
Weddell and Ross
Baltic and North
Surface ocean circulation is driven by ____________________.
Deep ocean circulation is driven by ______________________.
There are ________________ km (kilometers) in a m (meter).
The large circles of surface currents in the ocean are termed _________.
Standard atmospheric pressure is equivalent to _________ (a number) atmosphere(s).
The net flow of water to the right of the wind in the Northern Hemisphere is termed:
A pressure gradient is:
the change in pressure vertically in the atmosphere
the change in pressure across a horizontal distance
a chart of the air pressures of a region over a long period of time
a method of grading the changes in pressure for accuracy
The net transport of water in an Ekman spiral in the Northern hemisphere is ______ to the right of the wind direction.
North Atlantic Deep Water originates near:
the Falkland Islands
the Canary Islands
The Aleutian Islands
The analogy between global scale oceanic circulation and an immense conveyor belt is:
strongly supported by theoretical analysis and direct observation
compatible with general observation, but highly simplified
the only possible explanation for oceanic circulation
Water flowing out of the Mediterranean Sea into the Atlantic is:
fresh and cool
salty and cool
fresh and warm
salty and warm
The Coriolis force is dependent on
Atoms that are chemically bonded to one another comprise a __________________.
The isotopes of an element contain a variable number of _________________.
Before ice can melt, or water can vaporize, energy is required to break the ________________ bonds between the water molecules.
Oceans in _________ latitudes often develop a seasonal thermocline.
The highest values for sea surface salinity occur in _____________ regions.
(2pts) The dominant elements dissolved in sea water are _____________ and _____________.
The central portion of an atom is the ________________.
A charged atom is called an __________.
A negatively charged particle is called an _______________.
The total dissolved material in seawater is termed: ____________________.
Zones of rapid temperature change with depth are called __________________.
(True or False) Dissolved oxygen concentration is highest below the pycnocline.
(True or False) Gases dissolve more in warmer water.
(True or False) Warmer water is more dense than colder water.
(True or False) The photic zone is the region without light.
(True or False) Thermohaline circulation is driven by density differences associated with changes in the temperature and salinity of water.
(5 pts) Name the five oceans:
(2 pts) Name two of the unique properties of water:
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