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WorksheetsLayers of Earth - Class version
Total questions: 25
Worksheet time: 22mins
Name
Class
Date
1.
Which layer is represented by the yellow layer?
a)
inner core
b)
outer core
c)
mantle
d)
crust
2.
This layer contains the upper mantle and the crust.
a)
Mesosphere
b)
Asthenosphere
c)
Lithosphere
d)
Core
3.
You live, breathe, and eat on this layer.
a)
Outer Core
b)
Inner Core
c)
Mantle
d)
Crust
4.
The core is mostly made up mostly of which elements?
a)
Oxygen and Silicon
b)
Silicon and Magnesium
c)
Nickel and Iron
d)
Iron and Magnesium
5.
Which layer of the Earth is the only liquid layer?
a)
Outer Core
b)
Inner Core
c)
Mantle
d)
Lithosphere
6.
What are the two type of crust?
a)
Continental and Landforms
b)
Oceanic and Mountains
c)
Mountains and Landforms
d)
Oceanic and Continental
7.
Which layer(s) of the Earth make up the asthenosphere?
a)
Only part of the mantle
b)
Crust, mantle, core
c)
Crust and upper mantle
d)
Only the crust
8.
How are scientist able to estimate the thickness of each layer of the Earth?
By studying __________
By studying __________
a)
radio waves
b)
sonar waves
c)
laser waves
d)
seismic waves
9.
What mostly solid layer makes up the lower part of the mantle?
a)
Lithosphere
b)
Mesosphere
c)
Asthenosphere
d)
Inner Core
10.
Why is the inner core made of solid metal?
a)
Because it is so hot it turns from liquid to solid
b)
Because of the weight of the crust
c)
Because of it's temperature
d)
Because of the pressure of the other layers beating down on it
11.
Which layer is considered the thinnest layer?
a)
Mesosphere
b)
Core
c)
Mantle
d)
Crust
12.
Which layer is considered the coolest layer?
a)
Crust
b)
Mantle
c)
Inner Core
d)
Outer Core
13.
This layer is divided into pieces called tectonic plates.
a)
Mesosphere
b)
Asthenosphere
c)
Mantle
d)
Lithosphere
14.
Where is the Earth's crust the thickest?
a)
Oceans
b)
Equator
c)
Mountains
d)
North and South Poles
15.
This is the plastic/squishy/caramel/putty layer of the mantle on which pieces of the lithosphere move.
a)
Lithosphere
b)
Asthenosphere
c)
Mesosphere
d)
Crust
16.
Approximately how deep would you have to drill to reach the center of the Earth?
a)
600 Kilometers
b)
6,000 Kilometers
c)
60,000 Kilometers
d)
600,000 Kilometers
17.
What is the hottest layer?
a)
Crust
b)
Mantle
c)
Core
18.
The minerals in the crust have a high amount of which elements?
a)
silicon and oxygen
b)
magnesium and iron
c)
iron and nickel
d)
iron and silicon
19.
A layer made of rock that is softer and can flow
a)
crust
b)
lithosphere
c)
asthenosphere
d)
mesosphere
20.
The spinning of this layer causes the magnetic field
a)
crust
b)
mantle
c)
outer core
d)
inner core
21.
What is the lithosphere made of?
a)
the upper mantle
b)
the crust & part of upper mantle
c)
the crust and mantle
d)
the crust
22.
Which statement is correct?
a)
As you move up through the layers, the pressure increases.
b)
As you move down through the layers pressure increases.
c)
As you move down through the layers, pressure decreases.
d)
As you move up through the layers, pressure remains the same.
23.
What happens to temperature as you move down through the layers?
a)
it remains the same
b)
it increases then decreases
c)
it increases
d)
it decreases
24.
What layer of Earth is the densest?
a)
Inner Core
b)
Outer Core
c)
Lithosphere
d)
Asthenosphere
25.
The minerals in the mantle have a high amount of which elements?
a)
silicon and oxygen
b)
magnesium and iron
c)
iron and nickel
d)
iron and silicon
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