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Rocks and Minerals Regents Earth Science Flashcards | StudBud
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Rocks and Minerals Regents Earth Science
Rocks and Minerals Regents Earth Science
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NYS Regents Earth Science and ESRT
Flashcards
32 cards
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Practice quiz
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Questions
32
Answers
1
If metamorphism happens over a large area, it is called:
morphing zone
area of uncertainty
regional metamorphism
big time contact metamorphism
2
In which type of rock would fossils be found?
metamorphic
sedimentary
igneous
3
As cooling rate increases, crystal size _________________.
Increases
decreases
remains the same
4
Choose the smallest sediment:
sand
silt
clay
pebble
5
Lava or Magma?
Lava
Magma
6
Why is the igneous rock Obsidian glassy?
It cooled slowly
It has large crystals
It cooled quickly
It was metamorphosed
7
Which physical property of halite is demonstrated?
cleavage
luster
streak
hardness
8
This light colored igneous rock contains K feldspar, quartz & biotite mica. It's ____________.
rhyolite
granite
basalt
gabbro
9
The area indicated by the arrows is known as ______________________.
fossil formation
contact metamorphism
lava
mineral formation
10
Which mineral has a greasy feel?
pyrite
talc
halite
galena
11
Chemical sedimentary rock made of halite?
rock gypsum
rock salt
coal
limestone
12
A mineral is: A non-living, inorganic, _________ with a definite composition and structure.
Solid
Gas
Liquid
Plasma
13
What does a mineral's internal arrangement of atoms determine?
temperature of formation
infiltration rate
age of formation
physical properties
14
Why might a mineral be extremely hard or extremely soft?
density and compression
internal arrangement of atoms
Moh said so.
Chemical compounds
15
The rock below w/deformed structure was formed by __________________.
deposition of sediments
lava cooling on earth's surface
a meteor impact
heat & pressure
16
Quartz has a hardness of ___.
5
7
6
8
17
_____________ forms when sandstone is metamorphosed.
Shale
Quartizite
Quartz
Gneiss
18
Choose the largest sediment:
cobble
sand
boulder
pebble
19
What determines how a mineral breaks?
shape of crystals
hardness
internal arrangement of atoms
The way the mineral reflects light
20
Hardness of a mineral, also known as the scratch test, is measured on ____ scale.
Acid
Streak
Moh's
Fracture
21
Which sample is composed mostly of clay-sized particles?
C
B
A
D
22
Which sedimentary rock can be made of cemented shell fragments?
Dolostone
Limestone
Marble
Sandstone
23
Which is the ONLY rock than can contain a fossil?
Metamorphic
Igneous
Sedimentary
Minerals
24
Best way to determine if a mineral is calcite or quartz.
mass
acid
color
magnet
25
A mineral that can scratch sulfur, but be scratched by feldspar.
flourite
talc
olivine
garnet
26
Which characteristic does this piece of Scoria best represent?
It's furry
It's glassy
It's vesicular
It's felsic
27
Rocks on the LEFT side of the igneous rock chart are said to be ___.
mafic
felsic
28
How does gneiss form?
heat & pressure
cementation
evaporation
cooling & solidification
29
What is the chemical symbol for potassium?
P
K
Kt
Pt
30
What is the origin & rate of cooling of this igneous rock?
volcanic & slow cooling
plutonic & slow cooling
volcanic & rapid cooling
plutonic & rapid cooling
31
The bedrock of the Adirondack Mountains was formed mainly by the
compaction and recrystallization of volcanic material
cementation of clastic sediments & precipitates from water
regional metamorphism of sedimentary and igneous rocks
contact metamorphism of unconsolidated gravels
32
Which type of igneous rock cools SLOWLY?
Intrusive
Extrusive