1
Hot, liquid rock beneath the earth’s surface is _____________.
magma
You can see bands in a(n) ____________________ rock.
a. foliated metamorphic b. intrusive igneous c. chemical sedimentary d. extrusive igneous
foliated metamorphic
Some igneous rocks have a coarse-grained ____________.
texture
Liquid rock that cools on or below the surface forms ___________.
igneous rock
Lava is __________ that comes out onto the earth’s surface.
magma
Obsidian is an example of ___________ igneous rock.
extrusive
Hot, liquid rock on the earth’s surface is called _____________.
lava
Rocks that form within the earth from cooling magna are called __________.
intrusive igneous rocks
What is a rock?
a naturally occurring solid mixture of minerals
____________ forms from rocks that have been changed by heat, pressure, and hot fluids.
metamorphic rock
Rock made of pebbles cemented together is __________________.
conglomerate
Igneous rocks are classified according to _____________.
a. their types of bands b. their color
c. whether they contain sediment
d. whether they form above or below the earth’s surface
whether they contain sediment
______________ forms when lava cools on the earth’s surface.
extrusive rock
Fragments of rocks, minerals, and remains of living things are ___________.
sediment
Shale and conglomerate are examples of ____________ sedimentary rock.
clastic
Layers of sediment that are pressed together and cemented can form _________.
sedimentary rock
Granite is an example of ______________ igneous rock.
intrusive
Metamorphic rock are classified as foliated and ____________.
nonfoliated
Rocks are solid mixtures of ___________________.
a. magma b. minerals c. conglomerate d. sediment
minerals
An example of an organic sedimentary rock is _____________.
a. basalt b. coal c. slate d. conglomerate
coal
The ________ describe how a rock may be changed from igneous to sedimentary to metamorphic.
rock cycle
What is the rock cycle?
the changes that the earth's rocks go through because of forces above and below the earth's surface
Rocks change from one type to another in the ______________.
rock cycle
solid material that settles
sediment
The three types of sedimentary rock are clastic, chemical and ________________.
organic