Rock Final #1 Question Preview (ID: 8441)


First Set Of Questions For Rock Final. TEACHERS: click here for quick copy question ID numbers.

Igneous rock that cools very quickly when it forms may have a texture that is
a) smooth and shiny with no visible grain.
b) multicolored and banded.
c) coarse grained.
d) made up of jagged grains.

When all the grains in a rock are large and easy to see, the rock is described as
a) coarse grained.
b) extrusive
c) fine grained.
d) nonbanded.

Rock that forms from the cooling of magma below the surface or lava at the surface is called
a) igneous rock.
b) sedimentary rock.
c) metamorphic rock.
d) coarse-grained rock.

Where does most metamorphic rock form?
a) deep underground
b) in ocean waters
c) just below the surface
d) at the surface

Igneous rock that formed from lava that erupted onto Earth’s surface is called
a) extrusive rock.
b) intrusive rock.
c) clastic rock.
d) sedimentary rock.

The most abundant intrusive rock in the continental crust is
a) granite.
b) slate.
c) flint
d) quartzite.

Which igneous rock has large crystals surrounded by smaller crystals?
a) porphyry
b) pegmatite
c) rhyolite
d) granite

The process by which sediment settles out of the water or wind carrying it is
a) deposition.
b) compaction.
c) cementation.
d) erosion.

To describe a rock’s texture, geologists determine
a) the size, shape, and pattern of the rock’s grains.
b) the color and density of the rock.
c) how the rock formed.
d) how many minerals the rock contains.

A sedimentary rock made up of rock fragments with rounded edges is called
a) conglomerate.
b) shale.
c) sandstone.
d) breccia.

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