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Worksheetsigneous rocks
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
Intrusive Igneous rocks will be
a)
coarse grain
b)
fine grain
2.
What is the most common Extrusive igneous rock?
a)
Granite
b)
Basalt
c)
Pumice
d)
Scorie
3.
What is one use of Granite?
a)
gravel
b)
weapons
c)
building materials
d)
skin abrasives
4.
How is Pumice used?
a)
countertops
b)
skin abrasive
c)
gravel
d)
weapons
5.
Coarse or Fine
a)
coarse
b)
fine
6.
Where can we find Basalt?
a)
mountains
b)
valleys
c)
deserts
d)
ocean floor
7.
Where do we find Granite?
a)
ocean floor
b)
deserts
c)
mountains
d)
valleys
8.
Where is magma?
a)
inside
b)
outside
9.
True or False. Extrusive rocks have larger grains than intrusive rocks.
a)
True
b)
False
10.
Where would molten rock cool more quickly, on Earth's surface or beneath the surface?
a)
on Earth's surface
b)
beneath the surface
11.
Magma that is _______ in silica content forms light-colored rocks such as granite.
a)
high
b)
low
12.
Igneous rock that formed when magma hardened beneath the surface of Earth is called ___________ rock.
a)
extrusive
b)
intrusive
13.
___________ rock is igneous rock formed from lava that erupted onto Earth's surface.
a)
extrusive
b)
intrusive
14.
The process during which rocks are formed, changed, wear down, and are formed again over long periods of time.
a)
superposition
b)
pressure
c)
volcano
d)
rock cycle
15.
A type of rock that forms from the cooling of molten rock at or below the surface of the earth
a)
Igneous Rock
b)
Metamorphic Rock
c)
Sedimentary Rock
d)
chemical Rock
16.
A slow cooling igneous rock will have _____ crystals
a)
large
b)
small
c)
average
d)
black
17.
Which type of rock results from melting and cooling of magma?
a)
Igneous
b)
Metamorphic
c)
Sedimentary
d)
Extrusive
18.
What is the MAIN way rocks are classified?
a)
Their color and shapes
b)
How they form
c)
Mineral bands
d)
Where they form
19.
This rock was molten magma that slowly cooled under the ground. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
20.
This rock cooled on the outside of a volcano and contained air bubbles when it was forming. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
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