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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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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4.
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What type of rock is sandstone?
a. | igneous | c. | ferromagnetic | b. | metamorphic | d. | sedimentary |
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5.
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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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6.
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Rock that forms from the cooling of magma below the
surface or lava at the surface is called
a. | sedimentary rock. | b. | metamorphic rock. | c. | igneous
rock. | d. | coarse-grained
rock. |
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7.
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Which type of rock cooled very
slowly?
a. | hard fossiliferous limestone | c. | loose sandstone | b. | large-grained
granite | d. | tiny-grained basalt |
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8.
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When rocks undergo weathering, they
become
a. | magma. | c. | sediment. | b. | igneous
rocks. | d. | volcanic cones. |
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9.
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When an igneous rock is changed by the action of
heat and pressure it becomes
a. | granite. | c. | a
metamorphic rock. | b. | limestone. | d. | a sedimentary
rock. |
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10.
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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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11.
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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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12.
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Metamorphic rocks form because of
a. | heat and pressure | c. | magma
and lava | b. | weathering and erosion | d. | the formation of
sediment |
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13.
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The crystals that form in slowly cooled magma
produce ____ mineral grains.
a. | tiny | c. | fine-grained | b. | invisible | d. | large |
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14.
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When magma cools deep inside Earth, ____ igneous
rocks are formed.
a. | extrusive | c. | detrital | b. | fine-grained | d. | intrusive |
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15.
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Metallic, submetallic, and nonmetallic are
descriptions of a mineral's
a. | cleavage. | c. | luster. | b. | streak. | d. | color. |
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16.
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Muscovite mica will peel off in flat sheets. This
is an example of the physical characteristic called ____.
a. | streak | c. | fracture | b. | hardness | d. | cleavage |
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17.
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Calcite will scratch gypsum. This is an example of
the physical characteristics called ____.
a. | hardness | c. | streak | b. | cleavage | d. | fracture |
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18.
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Which of the following physical properties can be
expressed in numbers?
a. | color | c. | reaction to acid | b. | luster | d. | hardness |
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19.
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When quartz breaks it forms a curved, irregular
pattern called
a. | cleavage. | c. | hardness. | b. | luster. | d. | fracture. |
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20.
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 Which of these has
cleavage?
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21.
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On Mohs' hardness scale,
which of the following minerals is harder than quartz?a. | apatite | c. | gypsum | b. | topaz | d. | talc |
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22.
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The hardness of quartz is 7.
This indicates that quartz will scratch all of the following minerals EXCEPT ____.a. | talc | c. | apatite | b. | topaz | d. | calcite |
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23.
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Which statement best describes
minerals?
a. | Rocks are made of minerals. | c. | Crystals made by people are minerals. | b. | Minerals are made of rocks. | d. | Minerals can be
solid, liquid or gas. |
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24.
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The color of the powder that a mineral leaves on a
piece of white, unglazed porcelain is called the mineral's
a. | luster. | c. | scratch. | b. | streak. | d. | hardness. |
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25.
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One of the softest minerals is
____.a. | topaz | c. | amethyst | b. | talc | d. | quartz |
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