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WorksheetsICP Ch. 23 Review Part 3 (RAT)
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
The silicates are the largest mineral group because silicon and oxygen are
a)
the hardest elements on Earth's surface.
b)
the two most abundant elements on Earth's surface.
c)
found in the common mineral quartz.
2.
What physical change in metamorphic rock signals the end of metamorphism?
a)
freezing
b)
melting
c)
crystallization
d)
evaporation
3.
Wow! You find a rock that contains a fossil. The rock could be
a)
diamond.
b)
limestone.
c)
marble.
d)
basalt.
4.
Which of these does not belong in your mineral collection?
a)
table salt
b)
diamond
c)
quartz
d)
coal
5.
Igneous rocks are the most common of the three types of rocks. Yet they are not often observed because they are typically buried under
a)
metamorphic rock.
b)
sedimentary rock.
c)
minerals.
6.
Large crystals are usually associated with
a)
intrusive igneous rocks.
b)
metamorphic rocks.
c)
extrusive igneous rocks.
d)
minerals.
7.
During the early stages of Earth's development, when the entire planet was molten, there were no rocks. What kind of rocks must have been the first to form?
a)
igneous rocks
b)
sedimentary rocks
c)
metamorphic rocks
8.
Magma transfers heat to the surround rock as it rises toward Earth's surface. The rocks that absorb this heat may undergo
a)
compaction.
b)
regional metamorphism.
c)
contact metamorphism.
d)
cleavage
9.
Conglomerate is a sedimentary rock that consists of large, rounded pieces of other rocks embedded in mineral "cement". What type of sedimentary rock is conglomerate?
a)
foliated
b)
chemical
c)
clastic
d)
extrusive
10.
An igneous rock can be transformed into a metamorphic rock by
a)
weathering, erosion, deposition, then compaction to become a sedimentary rock, then heat and pressure.
b)
being squeezed by great tectonic forces such as occur at a convergent plate boundary.
c)
being heated by magma flowing nearby.
d)
all of these.
11.
Which of the following is NOT part of the definition of a mineral?
a)
It is naturally occurring.
b)
It is a solid.
c)
It has a definite color.
d)
It has a definite chemical composition.
12.
The difference between cleavage and fracture is
a)
cleavage occurs at planes of weakness, and fractures are random breaks.
b)
cleavage relates to the arrangement of atoms, and fractures are random breaks.
c)
cleavage relates to the arrangement of atoms, and fractures occur at planes of weakness.
d)
cleavage is a random break, and fractures occur at planes of weakness.
13.
The difference between cleavage and crystal form is
a)
cleavage represents how a mineral grows, and crystal form represents how a mineral breaks.
b)
cleavage and crystal form describe the same thing.
c)
cleavage represents how a mineral breaks, and crystal form represents how a mineral grows.
d)
cleavage is a random break, and crystal form occurs at planes of weaknesses.
14.
A mineral's hardness describes
a)
resistance to breakage along a plane of weakness.
b)
resistance to breakage along a crystal face.
c)
its tenacity.
d)
resistance to scratching.
15.
What most strongly influences a mineral's hardness?
a)
The geometry of a mineral's atomic structure.
b)
The strength of amineral's chemical bonds.
c)
The color impaired by smaller atomic radii.
d)
The number of planes of weakness.
16.
Which of the following pairs of elements makes up over 75% of the Earth's crust?
a)
carbon and oxygen
b)
oxygen and silicon
c)
silicon and carbon
d)
caron and hydrogen
17.
Earths crust is mostly comprised of minerals from which class?
a)
silicates
b)
carbonates
c)
sulfates
d)
oxides
18.
Coarse-grained igneous rocks occur because
a)
lava intruded deep in Earth's interior.
b)
minerals cooled and grew quickly.
c)
minerals cooled and grew over long periods of time.
d)
some minerals are bigger than others.
19.
The most characteristic feature of sedimentary rocks is that they
a)
are observed in great thicknesses.
b)
are formed in layered sequences--strata.
c)
contain fossils.
d)
are made from unconsolidated sediments.
20.
Rock breaks down to form sediment via
a)
erosion.
b)
transporation.
c)
sedimentation.
d)
weathering.
21.
Coal is a sedimentary rock. What is the source of its sediments?
a)
ancient marine organisms
b)
ancient land-dwelling reptiles
c)
shale
d)
ancient plants that grew in swamps and bogs
22.
The rock cycle describes
a)
the natural recycling of rock from one rock type to another.
b)
the change-from rock by weathering, erosion, and deposition.
c)
the crystallization minerals from magma to an igneous rock
d)
the movement of rock and sediment through the hydrologic cycle
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