Earth Science: Earth Materials and Processes, Book F

Chapter 2: Rocks

Standardized Test Practice

1
Which type of lava is fluid and flows freely from volcanoes?
A)andestic lava
B)basaltic lava
C)diorite lava
D)granitic lava
2
These layers of sedimentary rock were not disturbed after they were deposited. Which layer was deposited last?

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A)Layer A
B)Layer M
C)Layer Z
D)Layer L
3
During which process do layer upon layer of sediment build up, exerting pressure on the lower layer of sediment?
A)cementation
B)compaction
C)conglomerate
D)weathering
4
Which rock is often mined as a valuable resource?
A)rock salt
B)conglomerate
C)breccia
D)sandstone
5
Which of the following rock is an igneous rock?
A)pumice
B)gneiss
C)shale
D)slate
6
Which process in the rock cycle causes sediment to form?

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A)weathering and erosion
B)cooking
C)heat and pressure
D)melting
7
What forms when a sedimentary rock is subjected to heat and pressure?

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A)metamorphic rock
B)igeous rock
C)sediment
D)sedimentary rock
8
What forms if an igneous rock melts?

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A)intrusive rock
B)magma
C)metamorphic rock
D)sedimentary rock
9
Which rock is foliated?
A)granite
B)marble
C)gneiss
D)slate
10
How are igneous rocks classified?
A)by composition and texture
B)by grain size
C)by how they are formed
D)by grain shape
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