2013geol12 a mc.pdf


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Data

3. What rock would be formed if the sediment shown in Photograph 3 became lithified?
A.
B.
C.
D.

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chert
breccia
limestone
rock gypsum

Data

4. Photograph 4 shows a new lava flow advancing over a previous flow. Identify both
types of lava flow.
New Lava

Previous Lava

A.

aa

pillow

B.

aa

pahoehoe

C.

pahoehoe

aa

D.

pillow

pahoehoe

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5. The arrow on each of the following diagrams indicates the changes in pressure and
temperature conditions that occur during a geological process. Which diagram represents
the change in conditions during the transformation of gneiss, X into granite, Y?

15
20

solid

25

liquid

5

me
ltin
g

Pressure/depth (km)

100 200 300 400 500 600 700 800

X

10
15

Y

20
25

solid

g

10
15

liquid

Y

20
25

D.

Temperature (°C)
0

5

liquid

solid

Temperature (°C)
0

100 200 300 400 500 600 700 800

5

ing

g

10

100 200 300 400 500 600 700 800

X

me
ltin

Y

0

10
15

X

Y

me
lt

5

Temperature (°C)

Pressure/depth (km)

100 200 300 400 500 600 700 800

X

me
ltin

Pressure/depth (km)

0

C.

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B.

Temperature (°C)

Pressure/depth (km)

A.

20
25

solid

liquid

Geology 12 – Resource Exam A