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WorksheetsLayers of the Earth
Total questions: 30
Worksheet time: 17mins
Name
Class
Date
1.
What layer is a semisolid and acts like a plastic?
a)
Lithosphere
b)
Mantle
c)
Asthenosphere
2.
The oceanic floor is made of?
a)
Granite
b)
Basalt
c)
Cookies
d)
Water
3.
The continental floor is made up of?
a)
Flowers and grass
b)
Basalt
c)
Granite
d)
Crust
4.
The thinnest layer of the Earth is?
a)
Mantle
b)
Lithosphere
c)
Athenosphere
d)
Crust
5.
The lithosphere combines what two layers?
a)
Athenosphere & Crust
b)
Crust & Upper Mantel
c)
Mantel & Athenosphere
6.
The asthenosphere makes up the?
a)
Upper portion of the mantel
b)
The lower portion of the crust
c)
Just the Athenosphere
7.
What happens to pressure as we move from the crust to the inner core?
a)
Pressure Decreases
b)
Pressure Increases
c)
Nothing
8.
What happens to temperature as we move from the crust to the inner core?
a)
Decreases
b)
Increases
9.
This layer of Earth is solid Iron and Nickel
a)
Outer Core
b)
Mantle
c)
Inner Core
d)
Crust
10.
What is the name of the layer that contains the uppermost mantle and crust
a)
Asthenosphere
b)
Mesosphere
c)
Lithosphere
d)
Transosphere
11.
This layer of Earth is the thickest part
a)
crust
b)
outer core
c)
mantle
d)
inner core
12.
What are the two types of crust
a)
continental and oceanic
b)
ocean and upper
c)
lower and upper
d)
pizza and subway
13.
Identify layer #20.
a)
mantle
b)
asthenosphere
c)
inner core
d)
outer core
14.
Scientists determine what Earth’s interior looks like by using:
a)
Volcanoes
b)
Seismic Waves
c)
Continental Drift
d)
Convection Currents
15.
Which layer of the earth has the lowest temperature?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
16.
Which layer of the earth is under the highest pressure?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
17.
Less dense materials rise to the top.
a)
True
b)
False
18.
Oceanic crust is thicker than continental crust.
a)
True
b)
False
19.
What is the correct order (starting from the surface) of Earth's layers?
a)
crust, outer core, inner core, mantle
b)
mantle, outer core, inner core, crust
c)
crust, mantle, outer core, inner core
d)
outer core, inner core, crust, mantle
20.
Which layer of Earth has the GREATEST density?
a)
crust
b)
mantle
c)
outer core
d)
inner core
21.
Heat transfer within a fluid takes place by...
a)
convection currents
b)
radiation
c)
conduction
d)
density
22.
When the heat source is removed from a fluid, convection currents in the fluid will
a)
speed up.
b)
change direction.
c)
eventually stop.
d)
continue at the same rate forever.
23.
Using data from seismic waves, geologists have learned that Earth's interior is made up of several
a)
continents
b)
layers
c)
ridges
d)
trenches
24.
Earth's magnetic field results from movements in the
a)
mantle
b)
outer core
c)
inner core
d)
crust
25.
A deep well or mine shaft goes through which layer or layers of Earth?
a)
crust only
b)
mantle only
c)
crust and mantle
d)
mantle and core
26.
Which layer of Earth is LIQUID?
a)
upper mantle
b)
lower mantle
c)
outer core
d)
inner core
27.
Geologists' main evidence about the structure of Earth's interior comes from
a)
temperature measurements in deep mines
b)
observations of other planets
c)
exploration of caves
d)
rock samples and seismic waves
28.
Which layer of Earth is made up of tectonic plates?
a)
outer core
b)
inner core
c)
asthenosphere
d)
lithosphere
29.
Name the three types of heat transfer.
a)
conduction, convection, radiation
b)
lithosphere, conduction, x-rays
c)
ROY G BIV
d)
waves, sunlight, heat
30.
Why have geologists not reached the mantle?
a)
It is too hot for humans to go there.
b)
It is too smelly for humans to go there.
c)
It doesn't have Wi-Fi so none of their instruments work.
d)
Scientists have not figured out how to time travel.
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