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geology

its the study of rocks

Terms

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rocks that form on the surface from cooling lava are called
extrusive
coral is considered to be a living organism that makes a _____ skeleton (shell)
limestone
conglomerate is an ______ sedimentary rock.
clastic
name 2 chemicals sedimentary rocks
salt, gypsm
coral reefs are made of__________
limestone
rocks made from lava are
igneous
name 2 ways granite is used
countertops, flooring
when rocks erode and weather, the particles are called
sediments
_________ menas "to change form"
metomorphosis
name 2 nonfoliated rocks
quartzite, conglomerant
does all granite look the same? Explain
Yes or NO then Explain
metomorphic rocks can be divided into __ groups
2
coal is an ______ sedimentary rock.
organic
name 3 clastick sedimentary rocks
sandstone, shale, conglomerant
sedimentary rocks can be divided into ____ groups
3
halite (rock salt) is an ______ sedimentary rock.
chemical
if granite is exposed to extreme heat and/or pressure, it will change into
griess
sandstone is an ______ sedimentary rock.
clastic
does the rock cycle explain how rocks can be used in everyday life?
no
rocks that form inside earth from cooling magma are called
intrusive
quartzite is a _______ metamorphic rock
non-foliated
igneous rocks can be divided into ___ groups
2
sedimentary rocks that are made from rock fragments and nonliving particles are called
clastic
name 2 ways marble is used
statues, countertops
melted minerals found inside the earth are called
magma
a rock sicentist
geologist
metomorphic means
change form
gneiss is a _______ metamorphic rock
foliated
when rocks come together there
sedimentary
name 2 ways pumice is used
cleaning, soap
marble is a metomorphic rock that came from
limestone
if sandstone is exposed to extreme heat and/or pressure it will change into
quartzite
schist is a ________ rock?
metomorphic
what is teh name of the rock that floats in water and is used as an abrasive
pumice
melted minerals that flow from volcanoes are called
lava
is conglomerate a foliated rock?
No
name one way coal is used
heating
extrusive rocks have _______ crystals than intrusive rocks
Larger or Smaller
all rocks are devided into ____ major groups?
3
rocks that have visible layers or bands of minerals are called
foliated
if shale is exposed to extreme heat/or pressure it will change into
slate
slate is a ________ rock?
metomorphic
rocks that have no visible layers are called
non-foliated
name the for specific steps in order that describe how sedimentary rocks form
erosion, deposition, compactation, cementation
pumice is an _____ igneous rock
extrusive
obsidian is an _____ igneous rock
extrusive
once rocks form, do they remain the same forever?
no
if limestone is exposed to extreme heat and/or pressure, it will change into
marble
exitsing rocks can change form completely after they have been exposed to extreme ___ & ____
heat & pressure
name 2 foliated rocks
slate, schist
tufa is an ______ sedimentary rock.
chemical
name 1 intrusive igneous rock
granite
rocks are made of
minerals
name 3 extrosive igneous rocks
besalt, obsdian, pumice
name 3 ways slate is used
chalk boards, walkways, patios
the study of rocks
geology
granite is an _____ igneous rock
intrusive
________ can be particles of non-living and once living things
sediment
basalt is an _____ igneous rock
extrusive
sedimentary rocks that are made from things once living are called
organic
mineral found in granite (largest)
quartz
igneous means
fire formed
name 2 organic sedimentary rocks
coal, limestone
rocks that form when an existing rock is exposed to extreme heat and pressure are
metomorphic
limestone is an ______ sedimentary rock.
organic
sedimentart rocks that form from minerals that have crystallized out of solution are called
chemical
scoria is an _____ igneous rock
extrusive

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