Download Rock cycle - Russell County Moodle

Earth Science - SCI-ES.6 Rock Cycle
1
2
[Exam ID:3343]
Scientists use the rock cycle to describe the processes by which—
A
tectonic plates shift around the earth’s surface
B
all different types of fossils were transformed into rock
C
mineral crystals and compositions are identified
D
one type of rock can be changed into another type of rock
Rocks are generally classified into three groups according to their —
F
color
G
size
H
mineral content
J
origin
3
According to the diagram, which numbers correspond to igneous rocks? A
4 and 7
B
1, 2, and 3
C
6, 7, and 8
D
5 and 8
4
The horizontal structure shown in the rock formation 3 is called —
5
F
an extrusion
G
a dike
H
a sill
J
an inclusion
An example of a pyroclastic ejected from a volcano is —
A
ash
B
dust
C
volcanic bombs
D
all of the above
6
Igneous rocks are classified as either —
F
intrusive or extrusive
G
foliated or non−foliated
H
Aa or pahoehoe
J
clastic or organic
7
The rock type most likely being formed in Iceland as shown in the diagram is —
A
intrusive
B
metamorphic
C
igneous
D
sedimentary
8
9
10
Which statement best describes an igneous rock?
F
Rock formed by the cooling and solidification of magma or lava
G
Rock formed by the deposition and compression of small pieces of matter and debris in layers over time
H
Rock that has been subjected to intense heat and pressure that causes it to modify from its original form
J
Rock formed by the chemical reaction and breakdown of other forms of rock in deep caves and caverns
The rock cycle is the collective processes by which —
A
the tectonic plates shift and slide around the surface of the Earth
B
all types of fossils have been transformed into a form of rock
C
one type of rock can be changed into another form of rock
D
the mineral and chemical compositions of different forms of rock are identified
Obsidian, pumice, and scoria lack crystals because —
F
not enough minerals were present where they formed
G
they cooled too slowly
H
they cooled too quickly
J
they cooled deep inside Earth
11
The rock shown is composed primarily of large crystals that were formed by —
A
faulting
B
compacting shells
C
weathering
D
cooling magma
12
Of these igneous rocks, which would contain the largest crystals?
F
Rhyolite
G
Granite
H
Obsidian
J
Pumice
13
Which of these provides the best evidence of the environment in which an igneous rock was formed?
A
Thickness
B
Color
C
Size
D
Texture
14
In the illustration shown, which layer is an example of an intrusion?
F
1
G
2
H
4
J
3
15
16
Extrusive rocks have small grains because they —
A
contain rare minerals
B
harden underground
C
have a rough mixture
D
cool quickly
Which of these can determine the size of grains in igneous rocks?
F
Size of the volcano
G
Distance from a plate boundary
H
Amount of rare minerals
J
Cooling rate of molten rock
17
The sedimentary rock layers are —
A
layers W and Z
B
layers W and X
C
layers Y and X
D
layers Z and Y
18
19
20
21
Sedimentary rock layers are always deposited —
F
dependent on the local topography
G
horizontally
H
parallel to the parent rock
J
vertically
Sedimentary rocks are classified according to —
A
the process that formed the particles
B
chemistry
C
organic material present
D
color
An example of an organic sedimentary rock is —
F
limestone
G
quartzite
H
conglomerate
J
sandstone
A chemical sedimentary rock used in the food industry is —
A
halite
B
limestone
C
sucrose
D
gypsum
22
23
Coal, an important energy resource, is actually —
F
an intrusive igneous rock
G
an extrusive igneous rock
H
a clastic sedimentary rock
J
an organic sedimentary rock
Which diagram is correctly matched with its rock type?
A
B
C
D
24
Which statement best describes a sedimentary rock?
F
Rock formed by the cooling and solidification of magma or lava as a results of volcanic activity
G
Rock formed by the deposition and compression of small pieces of matter and debris in layers over time
H
Rock that has been subjected to intense heat and pressure that causes it to modify from its original form
J
Rock formed by the chemical reaction and breakdown of other forms of rock in deep caves and caverns
25
In this section of undisturbed sedimentary layers, which best describes layer 2?
A
It was intruded into layer 3.
B
It was intruded into layer 1.
C
It was deposited after layer 1.
D
It was deposited after layer 3.
26
In which type of rock are fossils most likely to be found?
F
Igneous extrusive
G
Sedimentary
H
Metamorphic
J
Igneous intrusive
27
Which kind of rock is formed by the processes shown?
A
Basaltic
B
Metamorphic
C
Igneous
D
Sedimentary
28
29
30
Rocks formed by the cementing of weathered materials are called —
F
sedimentary rocks
G
extrusive igneous rocks
H
magma
J
basalt
Slate is a fairly common rock that can be used for roofing shingles. What property makes it most suitable for this use?
A
It can occur in different colors.
B
It can be split into thin, flat layers.
C
It is hard and brittle.
D
It feels soft and smooth.
Heat and pressure can transform igneous rock into metamorphic rock. What processes can transform igneous rock into sedimentary rock?
F
Heat and pressure
G
Erosion and sedimentation
H
Evaporation and condensation
J
Rifting and subduction
31
Which type of rock is shown in the diagram?
32
A
Clastic
B
Igneous
C
Sedimentary
D
Metamorphic
The constant formation, transition , and reformation of the rocks on Earth’s lithosphere is called the —
F
subduction zone
G
rock cycle
H
lithospheric reformation cycle (LRC)
J
rock web
33
When clay deposits are buried to a depth of 21 km, which type of metamorphic rock is formed?
A
Phyllite
B
Schist
C
Slate
D
Gneiss
34
Why will Phyllite not form at a depth of 15 km and a temp of 800°C?
35
F
There is not enough moisture at that temperature.
G
It would melt.
H
It would solidify.
J
It would become a sedimentary rock.
Which statement best describes a metamorphic rock?
A
Rock formed by the chemical reaction and breakdown of other forms of rock in deep caves and caverns
B
Rock formed by the deposition and compression of small pieces of matter and debris in layers over time
C
Rock that has been subjected to intense heat and pressure that causes it to modify from its original form
D
Rock formed by the cooling and solidification of magma or lava
36
37
38
Metamorphic rocks with a layered or banded look are called —
F
evaporated
G
striated
H
foliated
J
unfoliated
When granite is subjected to high enough amounts of heat and pressure to change it but not melt it, granite changes into —
A
sediments
B
a sedimentary rock
C
an igneous rock
D
a metamorphic rock
While on vacation, a student visits the area around a volcano that has recently erupted. The student can expect to find samples of
F
nonfoliated metamorphic rock
G
chemically formed sedimentary rock
H
extrusive igneous rock
J
clastic sedimentary rock
39
Metamorphic rocks whose minerals are arranged in layers or bands are called —
A
nonclastic
B
unfoliated
C
clastic
D
foliated
© Copyright 2006-2011 Interactive Achievement, Inc. - Printed on 9/7/2011