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The following map is a USGS Geologic Map on a 1:24.000 scale base. The next 5 questions answers are to be derived from this map.



1. From the information on the map what could be the latest possible date of faulting?
    a. Triassic
    b. Quaternary
    c. PreCambrian
    d. Jurassic

2. What would be the best and cheapest way to estimate the thickness of the unit Ps?
    a. Drill an inclined hole
    b. Drill a vertical hole
    c. More detailed mapping
    d. Structural analysis

3. What type of faulting is shown on the fault running diagonally through the central portion of the map?
    a. Thrust
    b. Right lateral strike slip
    c. Reverse
    d. Normal

4. Given the following relationships, which statement is true.
    a. Qal predates Qg
    b. Ps overlies Pi
    c. Faulting occurs after JTRej
    d. Dip is upstream

5. The perennial stream which cuts roughly east-west through the central portion of the map
    a. is flowing westward.
    b. has not been influenced by man.
    c. is flowing eastward.
    d. is intermittent.

6. What characteristics can a slug test be used to determine?
    a. horizontal flow and tracer detection
    b. geothermal gradient and thermal conductivity
    c. Specific capacity, specific yield, and transmissivity
    d. hydraulic conductivity, transmissivity, and storage coefficient

7. What type of terrain would you expect to find sinkholes, long dry valleys and disappearing streams?
    a. glacial
    b. karst
    c. faulted
    d. desert alluvium

8. What type of soil would you expect to find as a result of weathering of granite in a semiarid environment?
    a. Sand
    b. Clay
    c. Silt
    d. Sandy clay

9. A sedimentary deposit consisting of graded deposits with locally well developed cross-bedding, a mixture of clay, organic debris, remains of brackish water organisms, and sand is called
    a. an outwash plain.
    b. a delta.
    c. an alluvial fan.
    d. a pediment.

10. On the following geologic map what happened first?
    a. Deposition of A
    b. Deposition of I
    c. Faulting along Y
    d. Erosion along surface X
answer
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