Geology Final Part 2
Terms in this set (27)
The elements sulfur, potassium and sodium in ocean salt comes from___________.
chemical weathering of rocks
Sea level fluctuates as the result of _____.
all of the above
The upper density zone of the ocean is called the _____
The term "conveyer belt circulation" is also referred to as _____.
the thermohaline circulation
At a depth of _______, wave motion becomes negligible.
Cold, salty water off the coast of Greenland sinks to form a large ocean mass called _____.
North Atlantic Deep Water
A complete water circulation in the ocean "conveyor belt" takes _____ years.
Barrier islands typically feature _____.
all of the above
An enclosed bay inshore from a barrier bar is a(n) _____.
Wave activity that occurs between the line of breakers and the shore is called _____.
A shoreline with lots of bedrock in the water and coastal cliffs with terraces is probably _____.
emerging from the ocean
The Atlantic and Gulf coasts of the United States are mostly _____coast.
A ridge of sand and gravel that connects an island to a mainland is a(n) _____.
There may be two tides per day in a given area because of the effect of the Moon's gravity, and because of _____.
A rogue wave may have a trough-to-crest height reaching _____m.
A passage between Russia and Alaska, which became passable during the Ice Age, is the _____.
Bering Land Bridge
At the base of a wave-cut cliff, one will usually find a _____.
Which of the following is NOT a significant benefit of coral reefs?
sandy beach creation
The "Biosphere 2" project was not a scientific success largely because _____.
it ran out of oxygen
The Earth's atmosphere is a mixture of gases dominated by oxygen and nitrogen. The next most abundant gas (in dry air) is _____.
The Coriolis Effect is caused by _____.
Which of the following statements is FALSE?
Uneven heating of the land surface by solar radiation gives rise to winds and tides.
Which of the following class of compounds is believed to cause destruction of stratospheric ozone?
The "ozone hole" is most noticeable over _____.?
The Earth's axial tilt (declination), which causes seasons, is _____ degrees from vertical.
Global warming is suspected to be responsible for sea level changes of _____.
The amount of water in the air is expressed by the term _____.
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