Exam (elaborations)
APSC 151 2018 MIDTERM QUESTIONS AND ANSWERS
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APSC 151 2018 MIDTERM QUESTIONS AND ANSWERS
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Name: Score:54 Multiple choice questions
Term 1 of 54
An unconformity, like the one in the Kingston area, is best defined as:
a layer of rocks with very unusual fossils
a basal conglomerate
a layer of sedimentary rocks
a thin, tabular or sheet-like, igneous intrusion
a time gap in the rock record
Term 2 of 54
Unlike many other bodies in the Solar System, the Earth has a strong magnetic field. Which of
the following
features of the Earth is responsible for the Earth having such a magnetic field? :
flattening along the rotation axis (i.e., polar flattening)
a convecting mantle (
a liquid outer core of iron
an axial dipole magnet (
an iron-rich inner core
,Term 3 of 54
At which of these locations are fissure eruptions most prominent?
subduction zones
mid-ocean ridges
central Canada
the Andes mountains
Mt. Pinatubo
Term 4 of 54
Which of the following rocks is least likely to have a foliation?
schist
slate
gneiss
marble
migmatite
Term 5 of 54
Which of the following volcanic features is the largest?
stratovolcano
cinder cone
lahar
shield volcano
composite cone
,Term 6 of 54
After the mass extinction of their primary predators, mammals flourished and dominated the
Cenozoic Era
Phanerozoic Eon
Cretaceous Period
Paleozoic Era
Holocene Epoch
Term 7 of 54
As you go from gabbro to granodiorite to granite, what increases ?
Fe content
Ca content
Mg content
Si content
olivine content
, Term 8 of 54
The phrases on the left match up with the phrases on the right
1) Atmospheric Oxygen
2) First Life
3) Tyrannosaurus Rex
4) Industrial Revolution
5) Teeth
6) End of the last Ice Age
i ____ Archean Eon
ii ____ 540 Million Years Ago
iii____ 2.5 Billion Years Ago
iv____ Cretaceous Period
v ____ Anthropocene Epoch
vi____ Holocene
Pick the correct set of answers in order from i to vi:
1,2,3,4,5,6
2,4,3,6,1,2
2,5,1,3,4,6
2,6,1,5,4,3
1,3,2,5,4,6
Term 9 of 54
Which of the following rock pairs would both be most likely to contain feldspar grains?
mudstone, shale
banded iron formation, phyllite
quartz sandstone, chalk
limestone, marble
arkose, granite
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