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WorksheetsUnit 1 Rocks & Minerals
Total questions: 75
Worksheet time: 2hrs 2mins
A rock is determined to be felsic with large intergrown crystals. Which rock could this be?
Gabbro
Limestone
Granite
Schist
Which of the following is NOT a defining characteristic of minerals?
crystalline structure
inorganic
definite chemical composition
forms from magma deep within the earth
Which of the following is not a major group of minerals?
Oxides
Halides
Actinides above #92
Silicates
Galena, a lead ore, has the chemical formula PbS. To which mineral group does this belong to?
Sulfides
Silicates
Halides
Native elements
Halides are minerals that contain ions from which group on the periodic table?
Group 2 alkaline earth metals
Group 1 alkali metals
Group 17 halides
Group 18 noble gases
Bauxite, which has the formula Al2O3, belongs to which mineral group?
sulfide
sulfates
carbonates
oxides
Which of the following is NOT a property of minerals
luster
streak
hardness
sea shells
________ igneous rocks have large crystals
Extrusive
Intrusive
Clastic
Foliated
Igneous rocks w/ small or no crystals are classified as ____.
extrusive
intrusive
foliated
nonfoliated
Which of the following is NOT a main component of sedimentary rocks?
fragments of other rocks
minerals
organic matter from plants, animals
uranium deposits
What are the two main ways in which clastic sedimentary rocks are made?
cementation and weathering
compaction and erosion
cementation and compaction
erosion and weathering
What are the main agents of metamorphism?
earthquakes and volcanoes
heat and pressure
plate tectonics
foliation and nonfoliation
Metamorphism that occurs from magma moving into rock is called __________.
regional metamorphism
contact metamorphism
extrusive
intrusive
_________ metamorphism occurs from heat and pressure experienced during mountain-building.
Regional
Contact
Mountain-building
Surface
Parallel bands of minerals in metamorphic rocks is called _____.
foliation
nonfoliation
extrusive metamorphism
intrusive metamorphism
How can a sedimentary rock become an igneous rock?
weathering and erosion
compaction and cementatoin
regional metamorphism followed by contact metamorphims
by being turned into a metamorphic rock first due to heat and pressure and then being melted back into magma before cooling into a new rock
Which of the following is not one of our 3 types of rocks?
igneous
metamorphic
conglomerate
sedimentary
The process in which rocks are continually being formed, broken down, moved, and reformed is known as:
the rock cycle
crystallization
erosion
deposition
Scientists who study rocks and what they say about Earth are called:
astronomer
biologist
paleontologist
geologist
Sedimentary rocks often have:
crystals
bubbles and appear glassy
visible layers
In which type of rock are most fossils found?
igneous
sedimentary
metamorphic
Igneous rocks are identified mostly by:
texture and mineral composition
size of solid sediments and particles
temperature
Metamorphic rocks are formed through:
crystallization
layering
heat and pressure
What would angular fragments in a sedimentary rock indicate?
transportation by water
little transport or wind born
none of these
Naturally occurring crystalline, inorganic substances are known as:
igneous rocks
minerals
crystals
metamorphic rocks
Which two elements form the primary structural unit found in most rocks?
hydrogen and oxygen
carbon and silicon
carbon and oxygen
silicon and oxygen
What do the properties of minerals depend on?
where it is found
structural unit or arrangement of atoms
temperature
heat and pressure
The three types of rocks are classified by
How they form
Color
Grain size
Chemical Composition
Mineral A is harder than Mineral B if A _____?
Weighs more than B
Scratches B
Streaks B
Two kinds of luster are _____.
Shiny and Hard
Metallic and Nonmetallic
Yellow and Cube-Shaped
On the Mohs scale of hardness, diamond has the _____.
Lowest Number
Darkest Streak
Highest Number
Which of the following is an element
water
air
hydrogen
carbon dioxide
Mineral properties depend on...
cleavage
hardness
cleavage and streak
composition and structure
A bond where an atom of one element gives electrons to an atom of another element is a
metallic bond
covalent bond
hydrogen bond
ionic bond
Which is NOT a way that minerals form?
crystallization from magma
hydrothermal solutions
heat & pressure
sedimentation
Color is not often a useful identification property because
some minerals are colorless
a mineral can be different colors
different minerals can be different colors
some minerals are single elements
Minerals can form from very hot mixtures of water and dissolved substances called
saturated solutions
thermal solutions
hydrogenated solutions
hydrothermal solutions
What process causes dissolved substances to be left behind to form minerals after water in lakes, ponds, or shallow seas evaporates?
precipitation
ionization
condensation
sublimation
_____________________ is a mineral
oxygen
carbon
diamond
wood
When carbonate minerals come into contact with hydrochloric acid, they will...
break
fizz
freeze
evaporate
All of the energy that drives Earth's rock cycle comes from...
the wind
Earth's interior and the sun
the breakdown of organic matter
the movement of water over Earth's surface
Which of the following is an example of an extrusive igneous rock?
Rhyolite
Granite
Coal
Basalt
Lava that cools so quickly that ions do not have time to arrange themselves into crystals will form igneous rocks with a
porphyritic texture
coarse-grained texture
glassy texture
fine-grained texture
Limestone is an example of a
clastic sedimentary rock
conglomerate
biochemical sedimentary rock
breccia
An igneous rock that contains mostly pyroxene and olivine has a(n) ______________ composition.
clastic
foliated
felsic
ultramafic
Because of the way they form, limestone and chert are classified as ______________ sedimentary rocks.
clastic
breccia
chemical
sediment
Large-scale folding of rock during the process of mountain building is characteristic of a(n) _______________ metamorphism setting.
intrusive
extrusive
contact
regional
