Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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As magma cools, its atoms arrange themselves to form a _____________
structure.
a. | chemical | c. | crystalline | b. | loose | d. | none of the
above |
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2.
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All minerals are
a. | liquids | c. | rocks | b. | inorganic | d. | organic |
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3.
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A collector of minerals would want a sample of ____.
a. | halite | c. | sugar | b. | coal | d. | wood |
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4.
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The largest group of rock-forming minerals consists of the ____.
a. | non-silicates | c. | silicates | b. | halides | d. | oxides |
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5.
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All minerals have the following characteristics EXCEPT that of ____.
a. | being formed by natural processes | b. | being formed from living
organisms | c. | being solids | d. | having the atoms within the mineral arranged in
a pattern |
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6.
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 According to the chart, _____ is the most
common element in the Earth’s crust. a. | Iron | c. | silicon | b. | Aluminum | d. | oxygen |
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7.
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 According to the chart, oxygen and silicon
make up ______ percent of the Earth’s crust. a. | 46.6 % | c. | over 74 % | b. | 27.7 % | d. | over 100 % |
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8.
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 Although 90 elements occur naturally in the
Earth’s crust, this figure shows that 98 percent of the crust is made up of how many
elements?
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9.
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A Mineral is an inorganic _____ with a unique crystal structure.
a. | atomic | c. | magma | b. | solid | d. | crystal |
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10.
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Some minerals are formed when ____ cools.
a. | an atom | c. | magma | b. | a solid | d. | the crystals |
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11.
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When magma cools slowly
a. | minerals do not form | c. | minerals will have small crystals | b. | minerals will have
large crystals | d. | minerals
change into rocks |
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12.
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When liquid evaporates, atoms of any dissolved minerals stay behind and form
____, such as desert roses.
a. | atoms | c. | crystals | b. | magma | d. | organic matter |
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