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APSC 151 MIDTERM PREP 100% Correct Verified 2024 Version

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APSC 151 MIDTERM PREP | 100% Correct | Verified | 2024 Version The process of unloading can produce: (a) joints (b) mud cracks (c) pillows (d) cross-bedding (e) leaching - a An unconformity, like the one in the Kingston area, is best defined as: (a) a layer of rocks with very unusual fossi...

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  • June 10, 2024
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  • 2023/2024
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APSC 151 MIDTERM PREP | 100% Correct |
Verified | 2024 Version
The process of unloading can produce:

(a) joints

(b) mud cracks

(c) pillows

(d) cross-bedding

(e) leaching - ✔✔a



An unconformity, like the one in the Kingston area, is best defined as:

(a) a layer of rocks with very unusual fossils

(b) a basal conglomerate

(c) a layer of sedimentary rocks

(d) a thin, tabular or sheet-like, igneous intrusion

(e) a time gap in the rock record - ✔✔e



Weathering produces minerals that are more stable at the Earth's surface. Of the five minerals listed
below,

which one is the most abundant product of the weathering process:

(a) clay

(b) hematite

(c) limonite

(d) quartz

(e) feldspar - ✔✔a



For which group do both minerals have a sheet structure?

(a) muscovite, clay

(b) feldspar, quartz

, (c) hornblende, pyroxene

(d) plagioclase, pyroxene

(e) olivine, hornblende - ✔✔a



Which of the following rock types is most likely to be well-sorted?

(a) greywacke

(b) limestone

(c) quartz sandstone

(d) glacial till

(e) arkose - ✔✔c



Which of the following lists is in correct order going from lower to higher grade of regional
metamorphism?

(a) slate, gneiss, mica schist (b) mica schist, slate, gneiss

(c) mica schist, gneiss, slate (d) gneiss, slate, mica schist

(e) slate, mica schist, gneiss - ✔✔e



What is the main factor that controls the rate of weathering of rocks?

(a) grain size of the rock

(b) degree of unloading

(c) topography

(d) rock type

(e) climate - ✔✔e



Which of the following rock pairs would both be most likely to contain feldspar grains?

(a) mudstone, shale

(b) banded iron formation, phyllite

(c) quartz sandstone, chalk

(d) limestone, marble

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