Rock Unit Question Preview (ID: 58367)


Review For Test On Rocks. TEACHERS: click here for quick copy question ID numbers.

What are the names of the three classes of rocks?
a) Igneous, sedimentary, magma
b) Igneous, sedimentary, metamorphic
c) Igneous, sedimentary, sediments
d) Igneous, volcanic, metamorphic

What two processes change rocks into sediments?
a) weathering and erosion
b) heat and pressure
c) weathering and precipitation
d) volcanoes

What is the only kind of rock that can form directly from magma?
a) Metamorphic
b) Sedimentary
c) Igneous
d) Melted

What kind of rock always results from the application of heat and pressure on rocks?
a) Sedimentary
b) Volcanic
c) Igneous
d) Metamorphic

All rocks are made up of
a) minerals
b) lava
c) magma
d) sediments

The grouping of things that are alike is called
a) petrology
b) classification
c) minerals
d) geology

Magma that reaches Earth’s surface is called
a) conglomerate
b) cement
c) magma
d) lava

Molten rock is made up of
a) melted minerals
b) obsidian
c) melted iron and nickel
d) lava

The mineral crystals of a rock formed from magma usually are
a) fine
b) small
c) large
d) cubic

Rocks formed from the remains of living things are classified as
a) metamorphic
b) igneous
c) lava
d) sedimentary

The series of natural processes by which rocks are slowly changed from one kind to another is
a) the rock cycle
b) the water cycle
c) sedimentation
d) classification

The texture of an igneous rock that does not have mineral crystals is
a) fine
b) glassy
c) course
d) compounded

Could a pluton be formed from lava? Explain your answer.
a) No because lava is above ground.
b) Yes because lava is magma underground.
c)
d)

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