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WorksheetsRocks and the Rock cycle
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Major groups of rocks
a)
sedimentary and igneous
b)
sedimentary, igneous and metamorphic
c)
metamorphic and sedimentary
2.
Scientists divide rocks into groups based on how they form.
a)
True
b)
false
3.
A rock that forms from magma
a)
igneous
b)
sedimentary
c)
metamorphic
4.
Mixture of molten rock and gases that form underground
a)
lava
b)
magma
c)
sedimentary
5.
magma that flows onto the surface
a)
Lava
b)
sedimentary
c)
metamorphic
6.
Igneous rock is formed when molten material cools and solidifies either inside Earth or at the surface.
a)
True
b)
False
7.
Intrusive rocks
a)
Forms at earth's surface
b)
Has a fine-grained texture
c)
Forms underground
8.
Extrusive rocks
a)
Forms underground
b)
Has a coarse-grained texture
c)
Cools quickly
9.
The process of _____ breaks down rock at Earth's surface.
a)
weathering
b)
clastic rocks
c)
chemical reaction
10.
When sediment squeezed and cemented together
a)
sedimentary rock
b)
igneous rock
c)
metamorphic rocks
11.
Clastic rocks, organic rocks, and chemical rocks
a)
sedimentary rocks
b)
igneous rocks
c)
metamorphic rocks
12.
Sedimentary rocks formed from broken fragments of other rocks
a)
clastic
b)
chemical
c)
organic
13.
Clastic rocks are classified mainly based on the number of fragment they have.
a)
True
b)
False
14.
Minerals that precipitate out of solution
a)
clastic rocks
b)
chemical rocks
c)
organic rocks
15.
Ways a rock can be transformed into a metamorphic rock
a)
by heat
b)
by pressure
c)
by chemical reaction
d)
all of them
16.
Metamorphism can change the mineral content and texture of the rock
a)
true
b)
false
17.
metamorphic rocks with crystals arranged in parallel bands or layers
a)
folliated rocks
b)
clastic rocks
c)
organic rocks
18.
A metamorphic rock that melts and cools to for a new rock becomes an igneous rock.
a)
True
b)
false
19.
Forces within Earth and at the surface cause rocks to change form in the rock cycle.
a)
True
b)
False
20.
In the rock cycle, rocks may wear away, undergo metamorphism, or melt and form new igneous rock.
a)
true
b)
false
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