GEO10 DeAnza Earth & Space Sciences Program Questions Help
Questions
1
through
4
: Multiple Choice: For
each of the samples listed classify each rock from
the choices given.
1.
Sample
GOT 101
:
a.
granite
b.
gneiss
c.
limestone
d.
sandstone
e.
marble
2.
Sample
GOT
10
3
:
a.
granite
b.
diorite
c.
schist
d.
gneiss
e.
marble
3.
Sample
GOT
10
5
:
a.
granite
b.
diorite
c.
rhyolite
d.
gabbro
e.
andesite
4.
Sample
GOT
107:
a.
granite
b.
gneiss
c.
limestone
d.
sandstone
e.
marble
5.
Sample GOT 10
9
:
a.
marble
b.
chert
c.
limestone
d.
shale
e.
slate
6.
Sample GOT 1
11
:
a.
shale
b.
limestone
c.
serpentinite
d.
chert
e.
sandstone
Questions
7
through
10
: Multiple Choice: Mark the
best
answer for each question posed below.
7.
What does the texture of sample GOT 102 tell you about the rock
’
s origin
?
a.
The rock
formed from a single phase of slow cooling deep underground.
b.
The rock
formed from a single phase of rapid cooling at the surface.
c.
The rock
formed from two phases of cooling slow followed by fast forming
finally as a rock at the surface.
d.
The rock
formed fr
om cooling and reheating in multiple phases.
e.
None of the above asnwers is correct.
Introductory Geology
–
2
–
Final Exam
8.
What does the texture of sample GOT 104 tell you about the rock
’
s origin?
a.
The rock
formed from a single phase of slow cooling deep underground.
b.
The rock
formed from a single
phase of rapid cooling at the surface.
c.
The rock
formed from two phases of cooling slow followed by fast forming
finally as a rock at the surface.
d.
The rock
formed from cooling and reheating in multiple phases.
e.
None of the above asnwers is correct.
9.
What do
es the texture of sample GOT 108
tell you about the rock
’
s origin?
a.
The rock
formed from a single phase of slow cooling deep underground.
b.
The rock
formed from a single phase of rapid cooling at the surface.
c.
The rock
formed from two phases of cooling slow fo
llowed by fast forming
finally as a rock at the surface.
d.
The rock
formed from cooling and reheating in multiple phases.
e.
None of the above asnwers is correct.
10.
What does the
grain size
of sample GOT
112
tell you about the rock
’
s origin?
a.
The rock formed in a
n environment of low depositional energy
.
b.
The rock formed in an environment of high depositional energy
.
c.
The rock formed in an aeolian (wind transported) environment
.
d.
All of the above answers are correct
.
e.
None of the above asnwers is correct.
For questio
ns
11
through
20
please refer to
Figure 3
Cliff Exposures at Vaes Dathrak
.
Questions
11
through
17
: Multiple Choice: Mark the
best
answer for each question posed below.
11.
What type of contact exists between Unit 11 and Unit 10?
a.
a comforable
depositional contact
b.
an intrusive contact
c.
a noncoformity
d.
a disconformity
e.
an angular unconformity
12.
A fault cuts the lowest portion of the northern section of this outcrop. What type of
fault is this
?
a.
a right
–
lateral strike
–
slip fault
b.
a left
–
lateral
strike
–
slip fault
c.
a normal fault
d.
a reverse (thrust) fault
13.
What type of contact exists at the base of unit 9 south of the fault?
a.
a comforable depositional contact
b.
an intrusive contact
c.
a noncoformity
d.
a disconformity
e.
an angular unconformity