Multiple Choice
Identify the choice
that best completes the statement or answers the question.
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1.
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Which type of rock can weather and wear away to
form sediment?
a. | igneous rock | c. | metamorphic rock | b. | sedimentary
rock | d. | all of the above |
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2.
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Which kind of rock is formed when volcanic lava
cools?
a. | sedimentary | c. | igneous | b. | metamorphic | d. | magma |
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3.
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An igneous rock with a coarse-grained texture forms
when
a. | magma cools very slowly. | c. | magma cools quickly, then slowly. | b. | magma cools very quickly. | d. | magma cools
slowly, then quickly. |
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4.
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Chemical sedimentary rock forms when
a. | magma cools and solidifies. | b. | minerals are twisted into a new arrangement. | c. | minerals crystallize from a solution. | d. | sand grains are cemented together. |
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5.
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Fast-cooling lava will most likely form ____
igneous rock.
a. | fine-grained | c. | nonfoliated | b. | foliated | d. | coarse-grained |
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6.
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Heat and pressure deep beneath Earth's surface
can change any rock into
a. | chemical rock. | b. | gemstones. | c. | metamorphic
rock. | d. | sedimentary rock. |
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7.
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Rock that cools very quickly when it forms may have
a texture that is
a. | smooth and shiny with no visible
grain. | b. | multicolored and banded. | c. | coarse grained. | d. | made up of jagged
grains. |
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8.
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Which of the following is used to classify
metamorphic rock?
a. | clastic or chemical | c. | intrusive or extrusive | b. | foliated or
nonfoliated | d. | felsic or mafic |
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9.
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The texture of a metamorphic rock that has grains
arranged in parallel layers is described as
a. | foliated. | b. | jagged grained. | c. | coarse
grained. | d. | nonfoliated. |
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10.
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What type of rock is sandstone?
a. | igneous | c. | ferromagnetic | b. | metamorphic | d. | sedimentary |
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11.
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Igneous rocks are classified by where they are
formed. Which type of igneous rock forms underground?
a. | extrusive | c. | volcanic | b. | intrusive | d. | ash |
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12.
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In the rock cycle, what type or types of rock can
change to form sedimentary rock?
a. | igneous rock only | b. | other sedimentary rocks only | c. | metamorphic rock only | d. | any type of
rock |
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13.
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After they are deposited, sediments, such as sand,
are turned into sedimentary rock when they are compacted and
a. | cemented. | c. | melted. | b. | metamorphosed. | d. | weathered. |
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14.
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A sedimentary rock formed when rock fragments are
squeezed together is called a(n)
a. | clastic rock. | b. | chemical rock. | c. | organic
rock. | d. | igneous rock. |
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15.
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Generally, a rock is a naturally occurring solid
mixture
a. | of large crystals. | b. | of minerals and organic materials. | c. | of small crystals. | d. | with a compound of
several elements. |
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16.
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Where does most metamorphic rock
form?
a. | at the surface | b. | just below the surface | c. | in sea
waters | d. | deep underground |
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17.
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Igneous rocks can be converted into sedimentary
rock by undergoing which of the following processes?
a. | weathering and erosion | c. | subduction and melting | b. | cooling and
crystallization | d. | compaction and
cementation |
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18.
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Igneous rocks form from
a. | sediment. | c. | gravel. | b. | mud. | d. | magma. |
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19.
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Igneous rock that formed from lava that erupted
onto Earth's surface is called
a. | extrusive rock. | b. | intrusive rock. | c. | clastic
rock. | d. | sedimentary rock. |
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20.
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A series of processes on Earth's surface and
interior that slowly changes rocks from one kind to another is called
a. | erosion. | b. | crystallization. | c. | the rock
cycle. | d. | evaporation. |
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