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WorksheetsStructure of the Earth
Total questions: 19
Worksheet time: 35mins
Name
Class
Date
1.
The layer of gases surrounding the Earth
a)
Hydrosphere
b)
Cryosphere
c)
Oxyosphere
d)
Atmosphere
2.
The liquid water on Earth
a)
hydrosphere
b)
cryosphere
c)
thermosphere
d)
aquasphere
3.
Earth’s entire solid or rocky body
a)
Hydrosphere
b)
Asthenosphere
c)
Geosphere
d)
Mesosphere
4.
All of the living things on the Earth
a)
Biosphere
b)
Atmosphere
c)
The continents
d)
Hydrosphere
5.
All of the frozen water on the Earth
a)
Hydrosphere
b)
Thermosphere
c)
Cryosphere
d)
Polar ice caps
6.
When the early Earth began to have molten rock, layers formed because of their
a)
shapes.
b)
densities.
c)
water.
d)
No layers formed
7.
When layers of the Earth formed, the least dense layer..
a)
sank to the bottom.
b)
mixed with the other layers.
c)
floated to the top.
8.
Which layer of the Earth is the most dense?
a)
Crust
b)
Inner core
c)
Mantle
d)
Outer core
9.
Which layer of the Earth is the least dense?
a)
Crust
b)
Inner core
c)
Mantle
d)
Outer core
10.
Which portion of the crust is thicker?
a)
Continental
b)
Oceanic
11.
Which layer of the Earth is the thickest?
a)
Core
b)
Crust
c)
Mantle
12.
The outermost layer of Earth that includes the crust and the upper part of the mantle
a)
Asthenosphere
b)
Mesosphere
c)
Lithosphere
d)
Chromosphere
13.
The ??? is the plastic (slowly flowing) layer made of solid rock in the mantle
a)
Asthenosphere
b)
Lithosphere
c)
Cryosphere
d)
Mesosphere
14.
The bottom layer of the mantle is the
a)
asthenosphere.
b)
biosphere.
c)
mesosphere.
d)
lithosphere.
15.
The pieces of the lithosphere that move around on top of the asthenosphere are called
a)
continents.
b)
mesospheres.
c)
crust
d)
tectonic plates.
16.
??? give a lot of information about Earth’s interior by the waves they create.
a)
Volcanoes
b)
Tsunamis
c)
Earthquakes
d)
Cannonballs
17.
Which letter represents the entire mantle?
a)
A
b)
C
c)
D
d)
F
18.
Which layer represents the lithosphere?
a)
A
b)
B
c)
C
d)
D
19.
Which letter represents the inner core
a)
G
b)
D
c)
F
d)
A
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