Physical Geology
Test 3 Review Sheet
This is a study help. It is not intended to be all inclusive of
the material studied in class. You should read the textbook as
well as review your lecture notes. The study guide that
accompanies the textbook is another source for study.
Streams
Terms:
Rill, Pothole, Base level,
Drainage Basin, Capacity, Terrace,
Drainage Divide, Competence,
Gradient, Point Bar,
Discharge, Oxbow,
Levee
Concepts:
- How does the longitudinal profile change along a stream? How
does the cross-profile change along a stream?
- How does velocity and discharge affect the erosion by a
stream?
- How does a stream erode? What are the factors of erosion?
Hydraulic, solution, abrasion.
- What are the various loads a stream carries? bed load,
traction, saltation, suspension, dissolved.
- What are the various stream deposits and depositional
features?
- What are the various erosional features of streams?
- How does down-cutting and lateral cutting of streams relate to
the stages of stream development? Youthful, Mature, Old Age,
Rejuvenated.
- List the various features found along the various stream
stages?
- What are the various drainage patterns produced by streams?
- Give an example of a monadnock.
Groundwater
Concepts to know:
- Hydrologic Cycle
- Factors of infiltration, porosity, permeability
- Zonation of the ground water, zone of aeration, zone of
saturation, water table, springs, perched water table.
- Factors of water wells, recharge, cone of depression,
drawdown, artesian well.
- Groundwater pollution
- Groundwater action, erosional features, caves, sinkholes,
solution valleys, karst topography.
- Groundwater deposits, stalactites, stalagmites, flowstones,
travertine, dripstone.
- Groundwater features, geodes, concretions, vugs.
- Hydrothermal groundwater, geysers, hot springs, mud pots,
geyserite, geothermal energy.
Glaciers
Concepts to know:
- Types of Glaciers; Valley, Mountain, Continental.
- Formation of Glaciers, motion of glaciers.
3. Glacial erosion, plucking, abrasion, rock flour, striations.
- Glacial erosional features; U-shaped valley, cirque, hanging
valley, pater noster lakes, arete, horn, tarn, glacial
tough.
- Glacial deposits; till, glacial drift, moraines, end
moraines, terminal moraines, ground moraines, recessional
moraines, lateral moraines, medial moraines, drumlins,
eskers, outwash plain, kames.
- Glacial ages; Nebraskan, Kansan, Illinoian, Wisconsinan.
Structural Geology
Concepts to know:
- Forces of work, stress, compressional, tensional, shear,
strain, elastic, plastic, brittle, deformation, ductile,
rupture.
- Attitude of beds, strike, dip, dip angle, dip direction.
- Fold parts, limbs, hinge line, hinge plane, axial plane,
plunge, axis.
- Types of folds, anticline, syncline, monocline, dome, basin.
- Rules for folds.
- Fractures, joints, faults.
- Types of faults, dip-slip, normal, reverse, thrust, klippe,
headwall, hanging wall, footwall, strike-slip, left-lateral,
right-lateral, horst, graben.
- Complexity of folds: symmetrical, asymmetrical - overturned,
recumbent
Earthquakes
Concepts to know:
- What is Seismology, what is studied?
- What are the various types of seismic waves produced by
earthquakes? Body waves, Surface waves, P-waves, S-waves,
L-waves, Love waves, Rayleigh waves.
- How are earthquakes recorded? Seismometer, seismograph,
seismogram, locating earthquakes, intensity scale, magnitude
scale, Mercalli, Richter.
- What are the effects of earthquakes? tsunami, aftershocks,
etc.
- Where are earthquakes found? Their distribution? Benioff
zone
- How are earthquake predicted?
- How are earthquakes located? focus, epicenter
The Earth's interior
Concepts to know:
- Evidence from seismic waves, seismic reflection, seismic
refraction.
- The interior of the earth, crust, oceanic crust, continental
crust, Mohorovicic discontinuity, mantle, lithosphere,
asthenosphere, outer core, inner core.
- What do meteorites tell us about the interior of the earth?
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