WorksheetsLayers of Earth
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
The tectonic plates float on the
a)
lithosphere
b)
lower mantle
c)
outer core
d)
asthenosphere
2.
This layer is completely liquid
a)
crust
b)
inner core
c)
mantle
d)
outer core
3.
The core is made-up of what two elements?
a)
iron and nickel
b)
iron and oxygen
c)
nickel and silicon
d)
oxygen and silicon
4.
The strong lower part of the mantle is a physical layer called the
a)
lithosphere
b)
mesosphere
c)
athenosphere
d)
outer core
5.
This layer is solid & rigid
a)
Lithosphere
b)
asthenosphere
c)
mantle
d)
outer core
6.
Which layer is made of the crust and upper mantle?
a)
lithosphere
b)
asthenosphere
c)
mesosphere
d)
outer core
7.
The layer that the tectonic plates float on.
a)
lithosphere
b)
asthenosphere
c)
mesosphere
d)
crust
8.
Made mostly of silicon, oxygen and aluminum.
a)
inner core
b)
outer core
c)
crust
d)
mantle
9.
Which layer is made of liquid metal (Fe and Ni)?
a)
crust
b)
mantle
c)
outer core
d)
inner core
10.
Which layer is the thinnest?
a)
crust
b)
mantle
c)
outer core
d)
inner core
11.
Which layer can be described as either Oceanic or Continental?
a)
crust
b)
mantle
c)
outer core
d)
inner core
12.
Which layer is responsible for creating Earth's magnetic field?
a)
crust
b)
mantle
c)
outer core
d)
inner core
13.
Which layer is described as plastic-like and slowly flowing?
a)
lithosphere
b)
asthenosphere
c)
crust
d)
inner crust
14.
How would you describe the outer-core?
a)
liquid nitrogen
b)
liquid iron and nickle
c)
solid iron and nickle
d)
neither liquid nor solid, but plastic like layer
15.
Which statement is true about oceanic crust?
a)
It is made of melted rock.
b)
It is the thinner than continental crust.
c)
It is thicker than continental crust.
d)
It is made of liquid metal.
16.
The mantle "flows" because of large differences in temperature from the bottom to the top, which create convection currents.
a)
True
b)
False
100 %
