GeoLoGy 101

Geology 101 Final Exam Flashcards.

20 cards   |   Total Attempts: 184
  

Cards In This Set

Front Back
The surface between the saturated zone (below) and the unsaturated zone (above) is called the__________.
Water Table
Development of a V-shaped valley eroded into local bedrock generally occurs _____ a stream system.
In the headwaters of
Streams that received water from the saturated zone of an unconfined aquifer - that is, ground water flows into the stream - are said to ____ streams.
Gaining or effluent
A "200-year" recurrence-interval flood has a ____ chance of occurring in a given year.
1 in 200
Crescent-shaped dunes, with the "horns" pointing downwind, must have their slip face pointing:
In the downwind direction.
Below the rigid zone, glacial ice deforms and moves _____.
Primarily by plastic flow or creep, like "Silly Putty".
Wave refraction produces a longshore current____ the shoreline.
Parallel to
A geologic ____ is a vertical representation of a portion of the earth's crust.
Cross-section
The "ridge-push" mechanism for plate motion suggests that plates slid downhill along the sloping boundary of the lithosphere and _____.
Asthenosphere
The boundary that separates the crust from the mantle is the _____.
Mohorovicic discontinuity
Topographically, the bulk of the sea floor is:
Rugged hills and depressions.
Bands of normal and reversed polarity that are symmetrical to the ridge crests prove:
That the ridge crests are divergent.
Which of the following would not generate a turbidity current:
Subduction.
Which of the following would not be associated with converging plate boundaries?
Shallow focus earthquakes
All of the following mark a plate boundary except the
Hawaiian Islands