Transcript Slide 1

From RegentsEarth.com
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win
Ques. #1
What kind of rock is formed from the
cementation of particles ranging in
size from 0.006 to 0.0004 cm?
Siltstone
Back
Ans.
Ques. #2
All rocks are made from............
Minerals
Ans.
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Ques. #3
What rock is formed when quartz
sandstone is subjected to heat
and/or pressure?
Quartzite
Ans.
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Ques. #4
Identify this rock: Vesicular, low
density, fine texture, containing
plagioclase feldspar, biotite, and
potassium feldspar.
Vesicular rhyolite
Ans.
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Ques. #5
What is the most abundant element
found in the rocks of the earth’s crust?
Oxygen
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Ques. #6
What is the name
of this structure?
The silicon-oxygen tetrahedron
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Ques. #7
What test is
shown in the
illustration?
Streak test
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Ques. #8
The mineral shown
in the diagram breaks
into flat sheets. This
tendency is called.......
Cleavage
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Ques. #9
The mineral grains in the
diagram are all about 2.5 mm
in diameter. What rock is
this?
Gabbro
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Ques. #10
Name any
property of the
rock in the
diagram which
would indicate
that it is
metamorphic.
Banding or minerals or distortion of structure
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Ques. #11
What term describes how
non-crystalline minerals break?
Fracture
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Ques. #12
Hardness, color, cleavage or fracture
are all mineral characteristics which
are determined by...................
The internal arrangement of atoms
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Ques. #13
What characteristics would you
expect to see in an igneous rock
that cooled slowly deep in the earth?
Large crystal grains - Coarse texture
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Ques. #14
A student puts acid on an unidentified
rock and notices that it bubbles. Of
what mineral is this rock most likely
made?
Calcite
Ans.
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Ques. #15
In what kind of rocks are fossils
almost always found?
Sedimentary
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Ques. #16
Which rock shows foliation, has
medium to fine grain and contains
the mineral pyroxene.
Schist
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Ques. #17
Name two different minerals that
have exactly the same chemical
composition.
Diamond & graphite
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Ques. #18
Name two rocks which may form
as seas evaporate.
Halite, Rock Gypsum (gypsum) and Dolostone
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Ques. #19
What rock is
this?
Breccia
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Ques. #20
Which mineral is used to make
furnace bricks?
Olivine
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Ques. #21
What rock is produced when
limestone or dolostone is subjected
to heat and/or pressure?
Marble
Ans.
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Ques. #22
Which non-vesicular igneous rock
is entirely non-crystalline and is
felsic?
Obsidian
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Ques. #23
What kind of rock is produced when metamorphic rocks melt and then solidify and
then weather into small particles which are
cemented together?
Sedimentary rock
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Ques. #24
The particles in this
rock sample are 0.15
cm in diameter. What
kind of rock is it?
Sandstone
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Ques. #25
Where are sedimentary rocks
usually found?
As a thin veneer on the surface
Ans.
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Ques. #26
Which characteristic
is shown by this
rock?
Fracture
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Ques. #27
Which mineral does not show
cleavage, contains iron, and has
a streak that is different from it’s
common color?
Pyrite
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Ques. #28
This rock shows banding. What
is it?
Gneiss
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Ques. #29
A student attempts to scratch a
piece of glass with an unknown
mineral. Which characteristic of the
mineral is she trying to determine?
Hardness
Ans.
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Ques. #30
Which of the following is
the oldest part of the
conglomerate rock shown?
> The pebbles in the rock
> The cement
> The crack in the rock
> The rock itself
The pebbles
Ans.
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YOU’RE A
WINNER!
A clastic rock is made from fragments cemented
together?