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WorksheetsiReady OA2
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
Rocks are broken up into three major groups:
a)
A: magma, metamorphic, and minerals
b)
B: igneous, metamorphic, and sedimentary
c)
C: sedimentary, sand, and igneous
d)
D: sand, mud, and silt
2.
Rocks that come out of volcanoes form the greater part of the Earth's crust. These rocks are:
a)
A: igneous rocks
b)
B: basalt
c)
C: metamorphic rocks
d)
D: granite
3.
Chalk and limestone are made up of the remains of animals. They are:
a)
A: both very hard
b)
B: pebbles
c)
C: sedimentary rocks
d)
D: conglomerates
4.
From deep within the earth molten magma bubbles up, heating rocks that surround it. This process turns igneous and sedimentary rocks:
a)
A: gneiss
b)
B: slate
c)
C: marble
d)
D: metamorphic rocks
5.
This is the name of the solid rock beneath the soil:
a)
A: extrusive rock
b)
B: limestone
c)
C: bedrock
d)
D: granite
6.
Coal is a sedimentary rock made up of organic matter that has become solid. Unlike limestone, coal is made up of:
a)
A: plant fossils
b)
B: shells
c)
C: insects
d)
D: dinosaurs
7.
Mud, silt, and sand are all:
a)
A: glassy
b)
B: sediments
c)
C: fossil fuels
d)
D: in clouds that come out of volcanoes
8.
You can group igneous rocks by the sizes of grains in them. Coarse grained rocks are ____ and fine grained rocks are ____.
a)
A: intrusive; extrusive
b)
B: crystals; minerals
c)
C: volcanic; metamorphic
d)
D: intrusive; only made of silica
9.
Diamonds, like many rocks that come from natural resources, are made of compressed:
a)
A: quartz
b)
B: aluminum
c)
C: carbon
d)
D: kimberlite
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