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WorksheetsEarth's Structure
Total questions: 14
Worksheet time: 7mins
Name
Class
Date
1.
___________ is the study of planet Earth, including its composition and structure.
a)
Geology
b)
Biology
c)
Genetics
2.
Scientists who study earth and the processes that have shaped Earth over time are called ________.
a)
biologists
b)
genetics
c)
geologists
3.
Uniformitarianism is the idea that the geologic processes that operate today also operate in the past.
a)
True
b)
false
4.
Earth can be divided into four layers.
a)
True
b)
False
5.
The three main layers of the Earth are crust, mantle, and core.
a)
True
b)
False
6.
The rocky layer of Earth is the ______.
a)
Crust
b)
mantle
c)
Core
7.
Much of the crust is made up of silicates, rocks made of compounds of silicon and oxygen.
a)
true
b)
False
8.
There are two different crust: Continental and oceanic.
a)
true
b)
false
9.
Beneath the crust is the ______, a thick layer of hot but solid rock.
a)
core
b)
mantle
c)
lithosphere
10.
Three layers of the mantle
a)
Lithosphere, mesosphere, crust
b)
Lithosphere, asthenosphere, mesosphere
c)
Mesosphere, core, oceanic mantle
11.
Beneath the mantle is the core, a large sphere of metal that occupies Earth's center.
a)
True
b)
False
12.
The core is divided in two parts: outer core and inner core.
a)
True
b)
false
13.
Outer core
a)
Earth's magnetic field
b)
Very high pressure
14.
Inner core
a)
Earth's magnetic field
b)
Very high pressure/ Solid
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