Rocks--Part 1 Question Preview (ID: 47240)


Rocks And The Rock Cycle. TEACHERS: click here for quick copy question ID numbers.

What are organic sedimentary rocks formed from?
a) sediments
b) remains of once-living things
c) large grain crystals
d) small grain crystals

Sediment particles that have worn surfaces and rounded corners are called ____________________.
a) pebbles
b) stones
c) rocks
d) clasts

A rock has seashells in it. What type of rock is it?
a) Igneous rock
b) Sedimentary rock
c) Metamorphic rock
d)

During plastic deformation rocks are melted.
a) True
b) False
c)
d)

Which type of sedimentary rocks are formed when minerals crystallize directly from water?
a) Biochemical sedimentary rocks
b) Clastic sedimentary rocks
c) Chemical sedimentary rocks
d) Organic sedimentary rocks

What three conditions can cause metamorphic rocks to form?
a) Hot, watery fluids
b) Heat
c) Pressure
d) All of the choices are correct

What happens to pressure the deeper you go into Earth?
a) pressure stays the same
b) pressure increases
c) pressure decreases
d) pressure isn't effected by depth

Which two factors allow rocks to bend or fold without melting?
a) pressure and melting
b) pressure and crystallization
c) temperature and pressure
d) temperature and melting

Which characteristic determines the category of metamorphic rock?
a) compostion
b) texture
c) grain size
d) temperature

The process of naturally gluing clasts (rock fragments) together is called ______.
a) deposition
b) compaction
c) cementation
d) crystallization

_______ is a coarse grained with angular fragments.
a) conglomerate
b) sandstome
c) limestone
d) breccia

Extrusive igneous rocks are formed
a) on Earth's surface
b) inside of Earth's crust
c) in sediment layers of lakes
d) all choices are correct

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