Rocks and Minerals Study Guide
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  • Question 1
    45 seconds
    Q.

    The following contains the properties of four different samples:

    Sample W is hard and composed of two materials

    Sample X is soft and composed of one material

    Sample Y is hard and composed of one material

    Sample Z is hard and composed of three materials


    Which of the following is true of the objects?

    answer choices

    Samples X and Z are minerals, and

    samples W and Y are rocks

    Samples X and Y are minerals, and

    samples W and Z are rocks.

    Samples W and Z are minerals, and

    samples X and Y are rocks.

    Samples W and Y are minerals, and

    samples X and Z are rocks.

  • Question 2
    30 seconds
    Q.

    Which of the following is NOT a property

    of minerals?

    answer choices

    luster

    fracture

    color

    ore

  • Question 3
    30 seconds
    Q.

    Coal is a sedimentary rock formed

    through

    answer choices

    the cooling of magma, brought to the

    surface through fissures.

    compaction of limestone, where

    interlocking crystals form underground.

    Coal is a sedimentary rock formed

    through

    buried organic debris, compressed and

    heated, leaving carbon behind.

  • Question 4
    30 seconds
    Q.

    A student analyzing an unknown rock

    that formed on Earth's surface observes

    that the rock has no layers, no individual

    particles or crystal grains, and is smooth

    and glassy. The unknown rock is most

    likely classified as

    answer choices

    intrusive igneous rock.

    extrusive igneous rock.

    intrusive metamorphic rock.

    extrusive metamorphic rock.

  • Question 5
    30 seconds
    Q.

    The processes responsible for changing

    sediments into sedimentary rock are

    compaction and

    answer choices

    intrusion.

    cementation.

    stratification.

    foliation.

  • Question 6
    30 seconds
    Q.

    Which of the following properties of

    minerals is described with the Mohs

    scale?

    answer choices

    hardness

    luster

    fluorescence

    fracture

  • Question 7
    30 seconds
    Q.

    An unknown rock sample, X, formed from

    weathering, erosion, and compaction.

    Unknown rock sample X is.....

    answer choices

    a metamorphic rock

    a sedimentary rock

    an extrusive igneus rock

    an intrusive igneus rock

  • Question 8
    30 seconds
    Q.

    Which is NOT a property of rocks and

    minerals that can be discovered by

    looking at them?

    answer choices

    texture

    weight

    color

    luster

  • Question 9
    45 seconds
    Q.

    How are elements, rocks, and minerals

    related?

    answer choices

    Minerals are made of elements and

    elements are made of rocks.

    Elements are made of rocks and rocks

    are made of minerals.

    Rocks are made of minerals, and

    minerals are made of elements.

    Minerals are made of rocks, and rocks

    are made of elements.

  • Question 10
    45 seconds
    Q.

    The process in which existing minerals

    are changed into new minerals due to

    the influence of extreme pressure or

    temperature is called

    answer choices

    deposition

    evaporation

    metamorphosis

    crystallization

  • Question 11
    45 seconds
    Q.

    Listed below are six minerals along with their hardness as determined by the Mohs hardness scale:


    Alabaster 2.0

    Boracite 7.5

    Creedite 4.0

    Ekanite 5.5

    Moissanite 9.3

    Spectrolite 6.0


    Using the list, which minerals will scratch Ekanite?

    answer choices

    Boracite, Spectrolite, and Moissanite

    Alabaster and Creedite

    Boracite and Moissanite

    Alabaster, Moissante, and Creedite

  • Question 12
    45 seconds
    Q.

    A pocket of melted rock, or magma, has

    formed deep below the surface of Earth. After the pocket of magma slowly cools,

    what does the magma become?

    answer choices

    intrusive igneous rock

    extrusive igneous rock

    sedimentary rock

    metamorphic rock

  • Question 13
    30 seconds
    Q.

    Metamorphic rock is formed by

    answer choices

    compacting and cementing

    melting and cooling

    heat and pressure

    erosion and weathering

  • Question 14
    45 seconds
    Q.

    Two minerals are the same hardness, color, and

    luster. What other test can students do to help

    identify the minerals?

    answer choices

    They can rub the minerals on something hard to

    see what color streak they leave.

    They can shine light on the minerals to see how

    much light they reflect.

    They can rub the minerals together to see if one

    will scratch the other.

    They can drop the minerals to see how quickly

    they break.

  • Question 15
    45 seconds
    Q.

    Limestone is a type of rock that can form in two

    ways. It can either form from the accumulation of

    shell and skeletal debris of ocean organisms, or it

    can form when calcium compounds precipitate

    out of ocean water and become cemented

    together. Under which classification does

    limestone belong?

    answer choices

    igneous rock

    silica rock

    metamorphic rock

    sedimentary rock

  • Question 16
    60 seconds
    Q.

    This picture shows a granite rock that was

    sculpted into a statue. Granite is often used for

    decoration and sculpting because the large

    crystal formations are very beautiful. The large

    crystals are formed when magma cools slowly.

    answer choices

    marble

    sedimentary

    igneous

    metamorphic

  • Question 17
    45 seconds
    Q.

    A student is investigating the properties of

    several different minerals in order to identify

    them. What is the best way for the student to test

    the hardness of each mineral?

    answer choices

    scratching it with different materials

    hitting it with a hammer

    eroding it with strong acid

    chipping off a piece with a chisel

  • Question 18
    30 seconds
    Q.

    What type of rock is formed from the cooling of magma?

    answer choices

    igneous rock

    sedimentary rock

    metamorphic rock

    clastic rock

  • Question 19
    60 seconds
    Q.

    Diamond has a hardness of 10, a waxy luster, is

    pale blue in color, and streaks white. Using this

    information, why are diamonds widely used in the

    construction industry?

    answer choices

    A diamond's color can be used in paint to create

    a pale blue color.

    A diamond's luster makes it a good material for

    use in windows.

    A diamond's hardness makes it a good tool to

    cut other materials.

    A diamond's white streak can be used to make

    marks on buildings.

  • Question 20
    30 seconds
    Q.

    The composition of rock X is:


    60% clay

    15% gravel

    25% sand


    Rock X is most likely

    answer choices

    organic rock

    igneous rock

    metamorphic rock

    sedimentary rock

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